Citazione Stile APA (7a Edizione)

COOPER D R. (2001). BUSINESS RESEARCH METHODS (6TH.). TATA MCGRAW-HILL PUBLISHING COMPANY.

Citazione stile Chigago Style (17a edizione)

COOPER D R. BUSINESS RESEARCH METHODS. 6TH. NEW DELHI: TATA MCGRAW-HILL PUBLISHING COMPANY, 2001.

Citatione MLA (9a ed.)

COOPER D R. BUSINESS RESEARCH METHODS. 6TH. TATA MCGRAW-HILL PUBLISHING COMPANY, 2001.