Cita APA (7th ed.)
Nag, N. (2008). Quantitative methods. Kalyani Pub.
Cita Chicago (17th ed.)
Nag, N.K. Quantitative Methods. Kolkata: Kalyani Pub, 2008.
Cita MLA (9th ed.)
Nag, N.K. Quantitative Methods. Kalyani Pub, 2008.
Atenció: Aquestes cites poden no estar 100% correctes.