Poperch. Elizabeth. (1983). Product marketing. Cherbson publishing co.
Chicago Edition CitationPoperch. Elizabeth. Product Marketing. New York: Cherbson publishing co, 1983.
ציטוט MLAPoperch. Elizabeth. Product Marketing. Cherbson publishing co, 1983.
אזהרה: ציטוטים אלה לעיתים לא מדויקים ב 100%.