Dyfyniad APA

Sundharam, K., & Vaish, M. (1970). Principles of economics. Rajan prakashan mandir.

Dyfyniad Arddull Chicago

Sundharam, K.P.M, and M.C Vaish. Principles of Economics. Agra: Rajan prakashan mandir, 1970.

Dyfyniad MLA

Sundharam, K.P.M, and M.C Vaish. Principles of Economics. Rajan prakashan mandir, 1970.

Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.