Isaak, A. S. (1975). Scope And Methods Of Political Science An Introduction To The Methodelogy Of Political Inquiry Alan C. Isaak. The Dessey Press.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रIsaak, Alan S. Scope And Methods Of Political Science An Introduction To The Methodelogy Of Political Inquiry Alan C. Isaak. The Dessey Press, 1975.
एमएलए (8वां संस्करण) प्रशस्ति पत्रIsaak, Alan S. Scope And Methods Of Political Science An Introduction To The Methodelogy Of Political Inquiry Alan C. Isaak. The Dessey Press, 1975.
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