Michael P. Scharf, P. R. W. (2012). Shaping Foreign Policy in Times of Crisis (1.). Cambridge University Press.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रMichael P. Scharf, Paul R. Williams. Shaping Foreign Policy in Times of Crisis. 1. Cambridge University Press, 2012.
एमएलए (8वां संस्करण) प्रशस्ति पत्रMichael P. Scharf, Paul R. Williams. Shaping Foreign Policy in Times of Crisis. 1. Cambridge University Press, 2012.
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