Dibb S., Simkin L. & Ferrell O. (2006). Marketing. Boston: Houghton Mifflin.
Dibb Sally, Simkin Lyndon and Ferrell O.C. 2006. Marketing. Boston: Houghton Mifflin.
Dibb S., Simkin L. and Ferrell O. (2006). Marketing. Boston: Houghton Mifflin.
Dibb Sally, Simkin Lyndon and Ferrell O.C. Marketing. Boston: Houghton Mifflin. 2006.