Kothari, C. R., & Garg, G. (2019). Research methodology: Methods and techniques (4th ed.). New Age International (P) Limited.
芝加哥风格引文Kothari, C R., 与 Gaurav Garg. Research Methodology: Methods and Techniques. 4th ed. London: New Age International (P) Limited, 2019.
MLA引文Kothari, C R., 与 Gaurav Garg. Research Methodology: Methods and Techniques. 4th ed. New Age International (P) Limited, 2019.
警告：这些引文格式不一定是100％准确.