Cita APA (7th ed.)

Cooper, D. R., & Schindler, P. S. (2011). Business research methods (Eleventh Edition.). McGraw-Hill.

Cita Chicago (17th ed.)

Cooper, Donald R., i Pamela S. Schindler. Business Research Methods. Eleventh Edition. New York, New York: McGraw-Hill, 2011.

Cita MLA (9th ed.)

Cooper, Donald R., i Pamela S. Schindler. Business Research Methods. Eleventh Edition. McGraw-Hill, 2011.