Gaya APA
Heilbroner, Robert. (1987).
The Worldly Philosophers: His Celebrated Study of the Lives, Times and Ideas of the Great Economic Thinkers (Copyright).
Middlesex:
Penguin Books.
Gaya Chicago
Heilbroner, Robert.
The Worldly Philosophers: His Celebrated Study of the Lives, Times and Ideas of the Great Economic Thinkers.
Copyright
Middlesex:
Penguin Books,
1987.
Text.
Gaya MLA
Heilbroner, Robert.
The Worldly Philosophers: His Celebrated Study of the Lives, Times and Ideas of the Great Economic Thinkers.
Copyright
Middlesex:
Penguin Books,
1987.
Text.
Gaya Turabian
Heilbroner, Robert.
The Worldly Philosophers: His Celebrated Study of the Lives, Times and Ideas of the Great Economic Thinkers.
Copyright
Middlesex:
Penguin Books,
1987.
Print.