Kotler, P. (1999). Marketing management (10.). Prentice-Hall of India.
Dyfyniad Arddull ChicagoKotler, Philip. Marketing Management. 10. New Dellhi: Prentice-Hall of India, 1999.
Dyfyniad MLAKotler, Philip. Marketing Management. 10. Prentice-Hall of India, 1999.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.