APA Alıntı

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

Chicago Stili Alıntı

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

MLA Alıntı

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