APA-čujuhus (7. p.)
Tullock, G. (2007). Open secrets of American foreign policy. World Scientific.
Chicago-čujuhus (17. p.)
Tullock, Gordon. Open Secrets of American Foreign Policy. Hackensack, N.J.: World Scientific, 2007.
MLA-čujuhus (9. p.)
Tullock, Gordon. Open Secrets of American Foreign Policy. World Scientific, 2007.
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