Wentz, W. B. (1972). Marketing research: Management and methods. Happer & Row.
Chicago-stil citatWentz, Walter B. Marketing Research: Management and Methods. New York: Happer & Row, 1972.
MLA-referensWentz, Walter B. Marketing Research: Management and Methods. Happer & Row, 1972.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.