APA استشهاد

Awad,Elias M. (1998). Systems analysis and design (2.). Galgotia.

استشهاد بنمط شيكاغو

Awad,Elias M. Systems Analysis and Design. 2. New Delhi: Galgotia, 1998.

MLA استشهاد

Awad,Elias M. Systems Analysis and Design. 2. Galgotia, 1998.