Kotler, P. (2005). Marketing management (12th ed.). Prentice - Hall of India.
Dyfyniad Arddull ChicagoKotler, Philip. Marketing Management. 12th ed. New Delhi: Prentice - Hall of India, 2005.
Dyfyniad MLAKotler, Philip. Marketing Management. 12th ed. Prentice - Hall of India, 2005.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.