Guss, C., & Rufsvold, M. I. (1961). Guides to newer educational media: Films, filmstrips, phonorecords, radio, slides, television. American Library Association.
Citace podle Chicago (17th ed.)Guss, Carolyn, a Margaret Irene Rufsvold. Guides to Newer Educational Media: Films, Filmstrips, Phonorecords, Radio, Slides, Television. Chicago: American Library Association, 1961.
Citace podle MLA (9th ed.)Guss, Carolyn, a Margaret Irene Rufsvold. Guides to Newer Educational Media: Films, Filmstrips, Phonorecords, Radio, Slides, Television. American Library Association, 1961.
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