[20] Nigerian Construction Industry. Journal of Civil Engineering and Management, 14(4), 277–285. Retrieved from https://info.vgtu.lt/upload/civil_zurn/277-285-jcem-2008-4-idoro.pdf
[20] Nigerian Construction Industry. Journal of Civil Engineering and Management, 14(4), 277–285. Retrieved from https://info.vgtu.lt/upload/civil_zurn/277-285-jcem-2008-4-idoro.pdf