1- Ofori, G. (2015), " Nature of the Construction Industry, Its Needs and Its Development: A 2015Review of Four Decades of Research", Journal of Construction in Developing Countries, 20(2), 115–135.
2- Hillebrandt, P.M. (2000)."Economic Theory and the Construction Industry" Basingstoke, Macmillan.,UK.
3- Lopes, J. (2011),"Construction in the economy and its role in socio-economic development." In G. Ofori (ed.). "New Perspectives on Construction in Developing Countries"Abingdon, UK: Spon Press, 40–71.
4- Castagnino, S., Gelbert, P., and Rothballer, C. (2016) "What's The Future of the Construction industry?" World Economic Forum, April 4, 2016.
5 -"BC Housing Design Guidelines and Construction Standards", British Columbia, Nov 2014.
6 - Mills, C. (2001) "Home Building Industry and Workforce Investment System, Workforce Development", Home Builders Institute, Washington, DC
7- Ofori, G. (2001), " Challenges of Construction Industries in Developing Countries: Lessons from Various Countries ", Department of Building, National University of Singapore ' CIB 8937'
8- Fernández-Solís, José L. (2007),"How the Construction Industry does differ from manufacturing?" Texas A&M University, College Station, TX.
9- Koen, B.V., (2003), Discussion of THE Method: Conducting the Engineer’s Approach to Problem Solving, Oxford University Press, New York, 260p.
10- Erboz, G.," How To Define Industry 4.0: Main Pillars Of Industry 4.0", 7th International Conference on Management (ICoM 2017) · November 2017, Nitra, Slovakia.
11- El Ehwany, N. (2009), "The construction and related engineering services in Egypt: challenges and policies", paper no. 146 April 2009.
12- Reda, L. (2018) "2018 Accomplishments: Building new fourth-generation cities", Egypt today, Dec. 28, 2018.
13- Alashwal, B. H.P.A.,(2016) " Mixed Use Development - The future of lifework in Egypt,The basics and practices", International Journal of Environment, V.05, issue 04, Oct.-Dec.,2016, pp.56-65.
14- El-Megharbel, N. (2015)," Sustainable Development Strategy: Egypt's vision 2030 And Planning Reform", the Ministery of Planning, Monitoring and Administrative Reform, Integrated Approaches to Sustainable Development Planning and Implementation (New York) - May 27, 2015.
16- Jones, K. (2018, December 5), How Technology Is Reshaping the Construction Industry Construct-connect Inc. December 5, 2018.
17- Nitesh Dogne, N., & Ashish Choudhary, A. (2014, August),"Smart construction materials & techniques", National Conference on “Alternative & Innovative Construction Materials &Techniques” (AICMT), At Gwalior, India.
18- UN Report, (2008)." International Standard Classification of All Economic Activities", (ISIC), Series M, No.4, Rev.4.United Nations, N.Y. p.172.
19- World Bank, Construction & Civil Engineering: Operational Aspects. Operational Material. A7-world Bank ICP2011 www. siteresources.worldbank.org.
20- Kim, J., (1998),"Sustainable Architecture Module: Qualities, Use, and Examples of Sustainable Building Materials", Edited by Jonathan Graves, Published by National Pollution Prevention Center for Higher Education, The University of Michigan, December 1998.
21- "Guide to Standards - Building and Construction ", Australian Standards® 28 January 2011.
23- Navaratnam, S., Ngo, T., Gunawardena, T. and Henderson, D., (2019)," Performance Review of Prefabricated Building Systems and Future Research in Australia", Buildings, Vol.9, 38.
24- Lawson, R.M., Ogden, R.G. and Bergin, R. (2012)," Application of modular construction in high-rise buildings". J. Archit. Eng., Vol. 18, 148–154.
25- Kamali, M.; Hewage, K. (2016)," Life cycle performance of modular buildings: A critical review". Renew. Sustain. Energy Rev. 2016, 62, 1171–1183.
26- Nematollahia, B., Xiab, M. and Sanjayanc, J. (2011)," Current Progress of 3D Concrete Printing Technologies ", 34thInternational Symposium on Automation and Robotics in Construction (ISARC2017), 28 June - 2 July 2011, Seoul, Korea.
27- Sakin, M., (2017),"3D Printing of Buildings: Construction of the Sustainable Houses of the Future by BIM", Energy Procedia 134, 702-711 · October 2017, Also, 9th International Conference on Sustainability in Energy and Buildings, SEB-17, 5-7 July 2017, Chania, Crete, Greece