Philip, K. (1982). Principles of marketing. Prentice hall of India.
Chicago Style aipamenaPhilip, Kotler. Principles of Marketing. New Delhi: Prentice hall of India, 1982.
MLA aipamenaPhilip, Kotler. Principles of Marketing. Prentice hall of India, 1982.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.