APA aipamena

Singh, Y., & Bajpai, R. B. (2008). Research methodology. APH Pub..

Chicago Style aipamena

Singh, Y.K, and R. B. Bajpai. Research Methodology. New Delhi: APH Pub., 2008.

MLA aipamena

Singh, Y.K, and R. B. Bajpai. Research Methodology. APH Pub., 2008.