APA (7th ed.) Citation

Heilbroner, R. L. (1992). The worldly philosophers: The lives, times, and ideas of the great economic thinkers (6th ed., updated.). Simon & Schuster.

Chicago Style (17th ed.) Citation

Heilbroner, Robert L. The Worldly Philosophers: The Lives, Times, and Ideas of the Great Economic Thinkers. 6th ed., updated. New York: Simon & Schuster, 1992.

MLA (9th ed.) Citation

Heilbroner, Robert L. The Worldly Philosophers: The Lives, Times, and Ideas of the Great Economic Thinkers. 6th ed., updated. Simon & Schuster, 1992.