Sargent, L. T. (1981). Contemporary political ideologies: A comparative analysis (5th ed.). Dorsey Press.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रSargent, Lyman Tower. Contemporary Political Ideologies: A Comparative Analysis. 5th ed. Homewood, Ill.: Dorsey Press, 1981.
एमएलए (8वां संस्करण) प्रशस्ति पत्रSargent, Lyman Tower. Contemporary Political Ideologies: A Comparative Analysis. 5th ed. Dorsey Press, 1981.
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