APA-čujuhus (7. p.)
(1968). Twenty years of crises: The cold war era. Prentice-Hall Inc..
Chicago-čujuhus (17. p.)
Twenty Years of Crises: The Cold War Era. Englewood Cliffs, N. J: Prentice-Hall Inc., 1968.
MLA-čujuhus (9. p.)
Twenty Years of Crises: The Cold War Era. Prentice-Hall Inc., 1968.
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