APA način citiranja

Gupta, M., & Gupta,Deepa. (2011). Research methodology. PHI learning.

Čikaški stil citiranja

Gupta, Mukul, i Gupta,Deepa. Research Methodology. New Delhi: PHI learning, 2011.

MLA način citiranja

Gupta, Mukul, i Gupta,Deepa. Research Methodology. PHI learning, 2011.