Kotler, P. (1988). Marketing management: Analysis, planning and control/6e (6th ed.). Prentice Hall of India.
Dyfyniad Arddull ChicagoKotler, Philip. Marketing Management: Analysis, Planning and Control/6e. 6th ed. New Delhi: Prentice Hall of India, 1988.
Dyfyniad MLAKotler, Philip. Marketing Management: Analysis, Planning and Control/6e. 6th ed. Prentice Hall of India, 1988.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.