APA aipamena

Drummond, G. . .., & Ensor, J. . .. (2007). Introduction to marketing concepts. Elsevier.

Chicago Style aipamena

Drummond, Graeme ., and John Ensor. Introduction to Marketing Concepts. New Delhi: Elsevier, 2007.

MLA aipamena

Drummond, Graeme ., and John Ensor. Introduction to Marketing Concepts. Elsevier, 2007.