Dyfyniad APA

Soule, G. (1952). Ideas of the great economists. Mentor book.

Dyfyniad Arddull Chicago

Soule, George. Ideas of the Great Economists. New York: Mentor book, 1952.

Dyfyniad MLA

Soule, George. Ideas of the Great Economists. Mentor book, 1952.

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