APA način citiranja

Robert L Heilbroner. (1989). The worldly philosophers: The lives, times and ideas of the graet economic tinkers. New York: Simon and Schuster.

Čikaški stil citiranja

Robert L Heilbroner. The Worldly Philosophers: The Lives, Times and Ideas of the Graet Economic Tinkers. New York: Simon and Schuster, 1989.

MLA način citiranja

Robert L Heilbroner. The Worldly Philosophers: The Lives, Times and Ideas of the Graet Economic Tinkers. New York: Simon and Schuster, 1989.