Diwan, P. (2001). Enterprise resource planning. Pentagon Press.
Lua i Stíl Chicago (17ú heag.)Diwan, Parag. Enterprise Resource Planning. New Delhi: Pentagon Press, 2001.
Lua MLA (9ú heag.)Diwan, Parag. Enterprise Resource Planning. Pentagon Press, 2001.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.