Gaya APA
Heilbroner, R.
(1993).
The Making of economic society
(
9th Ed.)
.
Englewood Cliffs:
Prentice Hall.
Gaya MLA
Heilbroner, Robert.
"The Making of economic society".
9th Ed.
Englewood Cliffs:
Prentice Hall,
1993.
Buku/Printed Material.