Citazione Stile APA (7a Edizione)

COOPER DONALD R. (2007). BUSINESS RESEARCH METHODS 9TH ED (9TH ED.). TATA MCGRAW-HILL PUBLISHING COMPANY LIMITED.

Citazione stile Chigago Style (17a edizione)

COOPER DONALD R. BUSINESS RESEARCH METHODS 9TH ED. 9TH ED. NEW DELHI: TATA MCGRAW-HILL PUBLISHING COMPANY LIMITED, 2007.

Citatione MLA (9a ed.)

COOPER DONALD R. BUSINESS RESEARCH METHODS 9TH ED. 9TH ED. TATA MCGRAW-HILL PUBLISHING COMPANY LIMITED, 2007.