Isaak, A. S. (1975). Scope And Methods Of Political Science An Introduction To The Methodelogy Of Political Inquiry Alan C. Isaak. The Dessey Press.
Chicago-referens (17:e uppl.)Isaak, Alan S. Scope And Methods Of Political Science An Introduction To The Methodelogy Of Political Inquiry Alan C. Isaak. The Dessey Press, 1975.
MLA-referens (8:e uppl.)Isaak, 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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