APA (7 वां संस्करण) प्रशस्ति पत्र

Andrews, W. G. (1962). European political institutions: A comparative government reader. Van Nostrand.

शिकागो शैली (17वां संस्करण) प्रशस्ति पत्र

Andrews, William George. European Political Institutions: A Comparative Government Reader. Princeton, N.J: Van Nostrand, 1962.

एमएलए (9वां संस्करण) प्रशस्ति पत्र

Andrews, William George. European Political Institutions: A Comparative Government Reader. Van Nostrand, 1962.