Citazione Stile APA (7a Edizione)

COOPER DONALD R. (2006). BUSINESS RESEARCH METHODS (9TH.). TATA MCGRAW-HILL PUBLISHING COMPANY LIMITED.

Citazione stile Chigago Style (17a edizione)

COOPER DONALD R. BUSINESS RESEARCH METHODS. 9TH. NEW DELHI: TATA MCGRAW-HILL PUBLISHING COMPANY LIMITED, 2006.

Citatione MLA (9a ed.)

COOPER DONALD R. BUSINESS RESEARCH METHODS. 9TH. TATA MCGRAW-HILL PUBLISHING COMPANY LIMITED, 2006.