Chaturvedi, M. (2000). Direct marketing: Concepts and cases. Excel.
Chicago-čujuhus (17. p.)Chaturvedi, Mukesh. Direct Marketing: Concepts and Cases. New Delhi: Excel, 2000.
MLA-čujuhus (9. p.)Chaturvedi, Mukesh. Direct Marketing: Concepts and Cases. Excel, 2000.
Muitte dárkkistit čujuhemiid riektatvuođa, ovdal go geavahat daid iežat deavsttas.