Radio: an art of sound.
Translated by Margaret Ludwig and Herbert Read. New pref. by the author.

APA Citation

Arnheim, R. (1972). Radio: an art of sound. New York: Da Capo Press.

MLA Citation

Arnheim, Rudolf. Radio: an Art of Sound. New York: Da Capo Press, 1972.

Warning: These citations may not always be complete (especially for serials).