Mallik, P. K. (2011). Sales Management. Oxford University Press.
Lua i Stíl Chicago (17ú heag.)Mallik, Pradip Kumar. Sales Management. New Delhi: Oxford University Press, 2011.
Lua MLA (9ú heag.)Mallik, Pradip Kumar. Sales Management. Oxford University Press, 2011.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.