Olson, D. R. (1974). Media and symbols: The forms of expression, communication, and education. National Society for the Study of Education : distributed by the University of Chicago Press.
Cytowanie według stylu Chicago (wyd. 17)Olson, David R. Media and Symbols: The Forms of Expression, Communication, and Education. Chicago: National Society for the Study of Education : distributed by the University of Chicago Press, 1974.
Cytowanie według stylu MLA (wyd. 8)Olson, David R. Media and Symbols: The Forms of Expression, Communication, and Education. National Society for the Study of Education : distributed by the University of Chicago Press, 1974.
Uwaga: Te cytaty mogą odróżniać się od wytycznej twojego fakultetu..