Cooper, D. R. (2006). Business Research Methods (3rd ed.). Tata McGraw Hill Publishing.
Cita Chicago Style (17a ed.)Cooper, Donald R. Business Research Methods. 3rd ed. New Delhi: Tata McGraw Hill Publishing, 2006.
Cita MLA (9a ed.)Cooper, Donald R. Business Research Methods. 3rd ed. Tata McGraw Hill Publishing, 2006.
Precaución: Estas citas no son 100% exactas.