Brogan , D. W. U.S.A: An outline of the country, its people and institutions.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रBrogan , D. W. U.S.A: An Outline of the Country, Its People and Institutions.
एमएलए (8वां संस्करण) प्रशस्ति पत्रBrogan , D. W. U.S.A: An Outline of the Country, Its People and Institutions.
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