APA (7e ed.) Bronvermelding

Waldron, G. (1949). The Information film: A report of the Public Library Inquiry [in cooperation with the Twentieth Century Fund]. Columbia Univ. Press.

Chicago (17e ed.) Bronvermelding

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.

MLA (9e ed.) Bronvermelding

Waldron, Gloria. The Information Film: A Report of the Public Library Inquiry [in Cooperation with the Twentieth Century Fund]. Columbia Univ. Press, 1949.