Shao, A. T. (1999). Marketing research: An aid to decision making. South-Western College Pub.
Cita Chicago (17th ed.)Shao, Alan T. Marketing Research: An Aid to Decision Making. Cincinnati, Ohio: South-Western College Pub, 1999.
Cita MLA (9th ed.)Shao, Alan T. Marketing Research: An Aid to Decision Making. South-Western College Pub, 1999.
Atenció: Aquestes cites poden no estar 100% correctes.