APA (7th ed.) Citation

Kothari, C. R., & Garg, G. (2019). Research methodology: Methods and techniques (4th ed.). New Age International (P) Limited.

Chicago Style (17th ed.) Citation

Kothari, C R., and Gaurav Garg. Research Methodology: Methods and Techniques. 4th ed. London: New Age International (P) Limited, 2019.

MLA (9th ed.) Citation

Kothari, C R., and Gaurav Garg. Research Methodology: Methods and Techniques. 4th ed. New Age International (P) Limited, 2019.