Executive Management Group. (1980). Manual for market researchers. s.n.
Chicago Style (17th ed.) CitationExecutive Management Group. Manual for Market Researchers. s.l: s.n, 1980.
ציטוט MLAExecutive Management Group. Manual for Market Researchers. s.n, 1980.
אזהרה: ציטוטים אלה לעיתים לא מדויקים ב 100%.