Alden, J. (1876). The science of government: In connection with American institutions (New ed.). Butler, Sheldon & Company.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रAlden, Joseph. The Science of Government: In Connection with American Institutions. New ed. New York: Butler, Sheldon & Company, 1876.
एमएलए (8वां संस्करण) प्रशस्ति पत्रAlden, Joseph. The Science of Government: In Connection with American Institutions. New ed. Butler, Sheldon & Company, 1876.
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