Mroz, R. (1991). Formula for successful marketing: Complete guide for marketing professionals. Galgotia.
Chicago Style citaatMroz, Ralph. Formula for Successful Marketing: Complete Guide for Marketing Professionals. New Delhi: Galgotia, 1991.
MLA citatieMroz, Ralph. Formula for Successful Marketing: Complete Guide for Marketing Professionals. Galgotia, 1991.
Let op: Deze citaties zijn niet altijd 100% accuraat.