Citazione Stile APA (7a Edizione)

Kothari C.R. (2015). Research methodology: Methods and techniques. New age International.

Citazione stile Chigago Style (17a edizione)

Kothari C.R. Research Methodology: Methods and Techniques. New Delhi: New age International, 2015.

Citatione MLA (9a ed.)

Kothari C.R. Research Methodology: Methods and Techniques. New age International, 2015.