Cita APA (7a ed.)

AAKer, D. A. (2002). Marketing research (7thed.). Wiley.

Cita Chicago Style (17a ed.)

AAKer, David A. Marketing Research. 7thed. Singapore: Wiley, 2002.

Cita MLA (9a ed.)

AAKer, David A. Marketing Research. 7thed. Wiley, 2002.