Cita APA

Kothari, C. R. (2013). Research Methodology: Methods and techniques (2 nd Rev.). New Age International.

Citación estilo Chicago

Kothari, C R. Research Methodology: Methods and Techniques. 2 nd Rev. New Age International, 2013.

Cita MLA

Kothari, C R. Research Methodology: Methods and Techniques. 2 nd Rev. New Age International, 2013.