Leifer, M. (2000). Singapore's foreign policy: Coping with vulnerability. Routledge.
Chicago-referens (17:e uppl.)Leifer, Michael. Singapore's Foreign Policy: Coping with Vulnerability. New York, NY: Routledge, 2000.
MLA-referens (9:e uppl.)Leifer, Michael. Singapore's Foreign Policy: Coping with Vulnerability. Routledge, 2000.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.