Zikmund, W. G., & William G.Zikmund; Barry J. Babin. (2007). Essentials of marketing research. Australia: Thomson South-Western.
Chicago Style citaatZikmund, William G., en William G.Zikmund; Barry J. Babin. Essentials of Marketing Research. Australia: Thomson South-Western, 2007.
MLA citatieZikmund, William G., en William G.Zikmund; Barry J. Babin. Essentials of Marketing Research. Australia: Thomson South-Western, 2007.
Let op: Deze citaties zijn niet altijd 100% accuraat.