BPP Learning Media. (2009). Advanced marketing and sales. Viva Books.
Chicago-čujuhus (17. p.)BPP Learning Media. Advanced Marketing and Sales. New Delhi: Viva Books, 2009.
MLA-čujuhus (9. p.)BPP Learning Media. Advanced Marketing and Sales. Viva Books, 2009.
Muitte dárkkistit čujuhemiid riektatvuođa, ovdal go geavahat daid iežat deavsttas.