Rufsvold, M. I., & Guss, C. (1961). Guides to newer educational media: Films, filmstrips, phonorecords, radio, slides [and] television. American Library Association.
Παραπομπή σε μορφή Chicago (17η εκδ.)Rufsvold, Margaret Irene, και Carolyn Guss. Guides to Newer Educational Media: Films, Filmstrips, Phonorecords, Radio, Slides [and] Television. Chicago: American Library Association, 1961.
Παραπομπή σε μορφή MLA (8th εκδ.)Rufsvold, Margaret Irene, και Carolyn Guss. Guides to Newer Educational Media: Films, Filmstrips, Phonorecords, Radio, Slides [and] Television. American Library Association, 1961.
Πρόσοχή: Οι παραπομπές μπορεί να μην είναι 100% ακριβείς.