APA aipamena

Phelps, D. M., & Westing, J. H. (1968). Marketing management (3rd ed.). Irwin.

Chicago Style aipamena

Phelps, Dudley Maynard, and John Howard Westing. Marketing Management. 3rd ed. Homewood, Ill: Irwin, 1968.

MLA aipamena

Phelps, Dudley Maynard, and John Howard Westing. Marketing Management. 3rd ed. Irwin, 1968.