Zikmund, W. G. (2007). Essentials of marketing research. Mason, OH: Thomson/South-Western.
Chicago ZitierstilZikmund, William G. Essentials of Marketing Research. Mason, OH: Thomson/South-Western, 2007.
MLA ZitierstilZikmund, William G. Essentials of Marketing Research. Mason, OH: Thomson/South-Western, 2007.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.