Waldron, G. (1949). The Information film: A report of the Public Library Inquiry [in cooperation with the Twentieth Century Fund]. Columbia Univ. Press.
Citace podle Chicago (17th ed.)Waldron, Gloria. The Information Film: A Report of the Public Library Inquiry [in Cooperation with the Twentieth Century Fund]. New York: Columbia Univ. Press, 1949.
Citace podle MLA (9th ed.)Waldron, Gloria. The Information Film: A Report of the Public Library Inquiry [in Cooperation with the Twentieth Century Fund]. Columbia Univ. Press, 1949.
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