APA-čujuhus (7. p.)
Heilbroner, R. L. (1961). The worldly philosophers: The lives, times, and ideas of the great economic thinkers. Simon and Schuster.
Chicago-čujuhus (17. p.)
Heilbroner, Robert L. The Worldly Philosophers: The Lives, Times, and Ideas of the Great Economic Thinkers. Nueva York, EUA: Simon and Schuster, 1961.
MLA-čujuhus (9. p.)
Heilbroner, Robert L. The Worldly Philosophers: The Lives, Times, and Ideas of the Great Economic Thinkers. Simon and Schuster, 1961.
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