Cita APA

Kothari, C. R. (2004). Research methodology: Methods& trchniques (2 edition.).

Citación estilo Chicago

Kothari, C R. Research Methodology: Methods& Trchniques. 2 edition. New Age International(P) Limited: New Delhi, 2004.

Cita MLA

Kothari, C R. Research Methodology: Methods& Trchniques. 2 edition. 2004.