Schoner, B., & Kenneth, P. U. (1975). Marketing research information systems and decision making (2.). Johgn Wiley & Sons.
استشهاد بنمط شيكاغوSchoner, Bertram, و P. Uhl Kenneth. Marketing Research Information Systems and Decision Making. 2. New York: Johgn Wiley & Sons, 1975.
MLA استشهادSchoner, Bertram, و P. Uhl Kenneth. Marketing Research Information Systems and Decision Making. 2. Johgn Wiley & Sons, 1975.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.