Kotler, P. (1979). Marketing management. Prentice Hall of India.
Dyfyniad Arddull ChicagoKotler, Philip. Marketing Management. New Delhi: Prentice Hall of India, 1979.
Dyfyniad MLAKotler, Philip. Marketing Management. Prentice Hall of India, 1979.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.