Neumann, R. G. (1960). European and comparative government./3e (3d ed.). McGraw-Hil book company.
Chicago Style aipamenaNeumann, Robert G. European and Comparative Government./3e. 3d ed. New York: McGraw-Hil book company, 1960.
MLA aipamenaNeumann, Robert G. European and Comparative Government./3e. 3d ed. McGraw-Hil book company, 1960.
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