M M Varma & N Rajan nair. (1993). Marketing management (2.). New Delhi.
Chicago Edition CitationM M Varma i N Rajan nair. Marketing Management. 2. New Delhi, 1993.
Cita MLAM M Varma i N Rajan nair. Marketing Management. 2. New Delhi, 1993.
Atenció: Aquestes cites poden no estar 100% correctes.