Zikmund, W. G. (2009). Essentials of Marketing Research. Cengage.
Chicago Style (17th ed.) CitationZikmund, William G. Essentials of Marketing Research. Delhi: Cengage, 2009.
ציטוט MLAZikmund, William G. Essentials of Marketing Research. Cengage, 2009.
אזהרה: ציטוטים אלה לעיתים לא מדויקים ב 100%.