Kotler, P. (1987). Marketing management: Analysis, planning and control/5e (5th ed.). Prentice Hall of India.
Dyfyniad Arddull ChicagoKotler, Philip. Marketing Management: Analysis, Planning and Control/5e. 5th ed. New Delhi: Prentice Hall of India, 1987.
Dyfyniad MLAKotler, Philip. Marketing Management: Analysis, Planning and Control/5e. 5th ed. Prentice Hall of India, 1987.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.