Παραπομπή APA

Ranjit Kumar. (2006). Research methodology: A step-by step guide for beginners (2nd ed.). Dorling Kinderely.

Παραπομπή Chicago Style

Ranjit Kumar. Research Methodology: A Step-by Step Guide for Beginners. 2nd ed. New Delhi: Dorling Kinderely, 2006.

Παραπομπή MLA

Ranjit Kumar. Research Methodology: A Step-by Step Guide for Beginners. 2nd ed. Dorling Kinderely, 2006.