APA استشهاد

Chawla, D., & Sondhi, N. (2011). Research methodology: Concepts and cases. Vikas.

استشهاد بنمط شيكاغو

Chawla, Deepak, و Neena Sondhi. Research Methodology: Concepts and Cases. New Delhi: Vikas, 2011.

MLA استشهاد

Chawla, Deepak, و Neena Sondhi. Research Methodology: Concepts and Cases. Vikas, 2011.