Dyfyniad APA

Grossman, G. (1978). Economic systems/2e (2nd ed.). Prentice Hall of India.

Dyfyniad Arddull Chicago

Grossman, Gregory. Economic Systems/2e. 2nd ed. New Delhi: Prentice Hall of India, 1978.

Dyfyniad MLA

Grossman, Gregory. Economic Systems/2e. 2nd ed. Prentice Hall of India, 1978.

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