APA引文

Elhassan, S. A. M. (2009). Project Performance And Delays In Sudan Construction Industry.

Chicago Style (17th ed.) Citation

Elhassan, Salma Abdalrahman Mohamed. Project Performance And Delays In Sudan Construction Industry. 2009.

MLA引文

Elhassan, Salma Abdalrahman Mohamed. Project Performance And Delays In Sudan Construction Industry. 2009.

警告：這些引文格式不一定是100％准確.