Awad, E. (1990). Systems analysis and design. Galgotia.
Chicago-čujuhus (17. p.)Awad, Elias. Systems Analysis and Design. New Delhi: Galgotia, 1990.
MLA-čujuhus (9. p.)Awad, Elias. Systems Analysis and Design. Galgotia, 1990.
Muitte dárkkistit čujuhemiid riektatvuođa, ovdal go geavahat daid iežat deavsttas.