HISRICH, R. D. (1990). Barron's business library: Marketing. Barron's Educational Series.
Citazione stile Chigago Style (17a edizione)HISRICH, Robert D. Barron's Business Library: Marketing. New York: Barron's Educational Series, 1990.
Citatione MLA (9a ed.)HISRICH, Robert D. Barron's Business Library: Marketing. Barron's Educational Series, 1990.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.