Gaya APA
Ekelund, Robert B., Herbert, Robert F.. (1997).
A history of economic theory and method / Robert B. Ekelund (4th ed).
New York:
The McGraw-Hill Companies.
Gaya Chicago
Ekelund, Robert B., Herbert, Robert F..
A history of economic theory and method / Robert B. Ekelund.
4th ed
New York:
The McGraw-Hill Companies,
1997.
Buku.
Gaya MLA
Ekelund, Robert B., Herbert, Robert F..
A history of economic theory and method / Robert B. Ekelund.
4th ed
New York:
The McGraw-Hill Companies,
1997.
Buku.
Gaya Turabian
Ekelund, Robert B., Herbert, Robert F..
A history of economic theory and method / Robert B. Ekelund.
4th ed
New York:
The McGraw-Hill Companies,
1997.
Buku.