APA (7e ed.) Bronvermelding

COOPER DONALD R. (2008). BUSINESS RESEARCH METHODS [WITH CD] (9TH.). TATA MCGRAW-HILL PUBLISHING COMPANY LIMITED.

Chicago (17e ed.) Bronvermelding

COOPER DONALD R. BUSINESS RESEARCH METHODS [WITH CD]. 9TH. NEW DELHI: TATA MCGRAW-HILL PUBLISHING COMPANY LIMITED, 2008.

MLA (9e ed.) Bronvermelding

COOPER DONALD R. BUSINESS RESEARCH METHODS [WITH CD]. 9TH. TATA MCGRAW-HILL PUBLISHING COMPANY LIMITED, 2008.