APA aipamena

Sundharam, K., & M. C.Vaish. (1975). Principles of economics. Ratan prakashan mandir.

Chicago Style aipamena

Sundharam, K.P.M, and M. C.Vaish. Principles of Economics. Agra: Ratan prakashan mandir, 1975.

MLA aipamena

Sundharam, K.P.M, and M. C.Vaish. Principles of Economics. Ratan prakashan mandir, 1975.