APA (7 वां संस्करण) प्रशस्ति पत्र

Rao, N. G. (2019). Research Methodology and Quantitative Methods. BS Publications A Unit of BSP Books Pvt. Ltd.

शिकागो शैली (17वां संस्करण) प्रशस्ति पत्र

Rao, Nageswara G. Research Methodology and Quantitative Methods. Hyderabad: BS Publications A Unit of BSP Books Pvt. Ltd, 2019.

एमएलए (9वां संस्करण) प्रशस्ति पत्र

Rao, Nageswara G. Research Methodology and Quantitative Methods. BS Publications A Unit of BSP Books Pvt. Ltd, 2019.