Gaya APA

Heilbroner, R, L. (1962). The worldly philosophers: The lives, times, and the ideas of the great economic thinkers. . New York: New York Time Incorporated.

Gaya MLA

Heilbroner, Robert, L.. "The worldly philosophers: The lives, times, and the ideas of the great economic thinkers. ". New York: New York Time Incorporated, 1962. Buku.