APA
Kotler P., . (2010). Principles of marketing. Pearson, New Delhi: .
Chicago
Kotler Philip, . 2010. Principles of marketing. Pearson, New Delhi: .
Harvard
Kotler P., . (2010). Principles of marketing. Pearson, New Delhi: .
MLA
Kotler Philip, . Principles of marketing. Pearson, New Delhi: . 2010.