Citazione Stile APA (7a Edizione)

Kothari, C. R. (2004). Research methodology: Methods & techniques (2nd ed.). New Age International (P) Ltd..

Citazione stile Chigago Style (17a edizione)

Kothari, C. R. Research Methodology: Methods & Techniques. 2nd ed. New Delhi: New Age International (P) Ltd., 2004.

Citatione MLA (9a ed.)

Kothari, C. R. Research Methodology: Methods & Techniques. 2nd ed. New Age International (P) Ltd., 2004.