Cita APA (7th ed.)
Cooper, D. R., & Schindler, P. S. (2014). Business research methods (12th ed.). McGraw-Hill/Irwin.
Cita Chicago (17th ed.)
Cooper, Donald R., i Pamela S. Schindler. Business Research Methods. 12th ed. New York, NY: McGraw-Hill/Irwin, 2014.
Cita MLA (9th ed.)
Cooper, Donald R., i Pamela S. Schindler. Business Research Methods. 12th ed. McGraw-Hill/Irwin, 2014.
Atenció: Aquestes cites poden no estar 100% correctes.