COHEN, A. R. (1994). The Portable Mba Management. Binarupa Aksara.
Lua i Stíl Chicago (17ú heag.)COHEN, AllAN R. The Portable Mba Management. Binarupa Aksara, 1994.
Lua MLA (8ú heag.)COHEN, AllAN R. The Portable Mba Management. Binarupa Aksara, 1994.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.