1. Abdul‐Rahman H. Karim S. Danuri M.et al. (2007).Does professional ethics affect construction quality?Retrieved fromwww.sciencedirect.com(accessed 24thNovember2019).
2. How professional ethics impact construction quality: perception and evidence in a fast‐developing economy;Abdul‐Rahman H.;Scientific Research and Essays,2010
3. Adeyeye J.O. Adeniji A.A. Osinbanjo A.O. andOludayo O.A.(2015). Effects of workplace ethics on employees and organisational productivity in Nigeria.International Conference on African Development Issues (CU‐ICADI)2015: Social and Economic Models for Development Track.
4. Professional Ethics in Construction and Engineering