(1923). American library directory ... a classified list of libraries with names of librarians. R. R. Bowker.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रAmerican Library Directory ... a Classified List of Libraries with Names of Librarians. New York: R. R. Bowker, 1923.
एमएलए (9वां संस्करण) प्रशस्ति पत्रAmerican Library Directory ... a Classified List of Libraries with Names of Librarians. R. R. Bowker, 1923.
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