Thakur, D. (1991). Marketing principles and techniques. Deep & Deep.
Chicago Style aipamenaThakur, Devendra. Marketing Principles and Techniques. New Delhi: Deep & Deep, 1991.
MLA aipamenaThakur, Devendra. Marketing Principles and Techniques. Deep & Deep, 1991.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.