Cooper, D. R. S. (2010). Business Research Methods (11th.). Tata McGraw Hill.
Chicago (17e ed.) BronvermeldingCooper, Donald R.; Schindler. Business Research Methods. 11th. NEw Delhi: Tata McGraw Hill, 2010.
MLA (9e ed.) BronvermeldingCooper, Donald R.; Schindler. Business Research Methods. 11th. Tata McGraw Hill, 2010.
Let op: Deze citaties zijn niet altijd 100% accuraat.