Citazione APA

Kothari, C. (2010). Research methodology: Methods and techniques (2nd.). New Age.

Stile di citazione Chicago

Kothari, C.R. Research Methodology: Methods and Techniques. 2nd. New Delhi: New Age, 2010.

Citazione MLA

Kothari, C.R. Research Methodology: Methods and Techniques. 2nd. New Age, 2010.