William G Zikmund. (2013). Business Research Methods.: 9th ed (9th ed.). Cenage.
Chicago Style (17th ed.) CitationWilliam G Zikmund. Business Research Methods.: 9th Ed. 9th ed. United States: Cenage, 2013.
ציטוט MLAWilliam G Zikmund. Business Research Methods.: 9th Ed. 9th ed. Cenage, 2013.
אזהרה: ציטוטים אלה לעיתים לא מדויקים ב 100%.