Smith, S. M. (2005). Fundamentals of marketing research. Sage.
Cita Chicago (17th ed.)Smith, Scott M. Fundamentals of Marketing Research. New Delhi: Sage, 2005.
Cita MLA (9th ed.)Smith, Scott M. Fundamentals of Marketing Research. Sage, 2005.
Atenció: Aquestes cites poden no estar 100% correctes.