Cita APA (7th ed.)

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

Cita Chicago (17th ed.)

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

Cita MLA (9th ed.)

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