Cita APA (7th ed.)

Heilbroner,Robert. (1980). The Worldly Philosophers: The lives,times and ideas of the great economic thinkers (5th ed.). Touchstone Book.

Cita Chicago (17th ed.)

Heilbroner,Robert. The Worldly Philosophers: The Lives,times and Ideas of the Great Economic Thinkers. 5th ed. New York: Touchstone Book, 1980.

Cita MLA (9th ed.)

Heilbroner,Robert. The Worldly Philosophers: The Lives,times and Ideas of the Great Economic Thinkers. 5th ed. Touchstone Book, 1980.