Schoner, B., & Uhl, K. P. (1976). Marketing research: A short course for professionals. Wiley.
Cita Chicago (17th ed.)Schoner, Bertram, i Kenneth P. Uhl. Marketing Research: A Short Course for Professionals. New York: Wiley, 1976.
Cita MLA (9th ed.)Schoner, Bertram, i Kenneth P. Uhl. Marketing Research: A Short Course for Professionals. Wiley, 1976.
Atenció: Aquestes cites poden no estar 100% correctes.