Gaya APA
Dougherty, James E, Pfaltzgraff, Robert L. (1971).
Contending theories of international relations .
New York:
J.B Lippincott Company.
Gaya Chicago
Dougherty, James E, Pfaltzgraff, Robert L.
Contending theories of international relations.
New York:
J.B Lippincott Company,
1971.
Text.
Gaya MLA
Dougherty, James E, Pfaltzgraff, Robert L.
Contending theories of international relations.
New York:
J.B Lippincott Company,
1971.
Text.
Gaya Turabian
Dougherty, James E, Pfaltzgraff, Robert L.
Contending theories of international relations.
New York:
J.B Lippincott Company,
1971.
Print.