Leifer, M. (2000). Singapore's foreign policy: Coping with vulnerability. Routledge.
Chicago-čujuhus (17. p.)Leifer, Michael. Singapore's Foreign Policy: Coping with Vulnerability. New York, NY: Routledge, 2000.
MLA-čujuhus (9. p.)Leifer, Michael. Singapore's Foreign Policy: Coping with Vulnerability. Routledge, 2000.
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