1. Agung, I.M., Wibowo, M.M. (2009). The contribution of the construction industry to the economy of Indonesia: a systematic approach. Discussion Paper. Construction Management. Civil Engineering. Department. Diponegoro University. Indonesia.
2. Anaman K.A. and Amponsah, C. (2007). Analysis of the causality links between the growth of the construction industry and the growth of the macro economy in Ghana. Institute of Economic Affair. Accra. Ghana.
3. Belás, J., Bilan, Y., Demjan, V., Sipko, J. (2015). Entrepreneurship in SME Segment: Case Study from the Czech Republic and Slovakia. Amfiteatru Economic, Vol 17, Issue 38. p. 308-326 ISSN 1582-9146.
4. Boermans, T., Bettgenhäuser, K., Hermelink, A., Schimschar, S., (2011). Cost optimal building performancerequirements Calculation methodology for reporting on national energy performance requirements on the basis of cost optimality within the framework of the EPBD, European Council for an Energy Efficient Economy.
5. Bon, R., (1992). The future of international construction: secular patterns of growth and decline. Habitat International, 16(3), 119-28 Census and Statistics Department of HKSAR (1985-2002) Hong Kong.