Principles of radio
[by] Keith Henney.
APA Citation
Henney, K. (1944). Principles of radio. 4th ed. New York: J. Wiley & sons, inc.
MLA Citation
Henney, Keith, 1896-. Principles of Radio. 4th ed. New York: J. Wiley & sons, inc, 1944.
Warning: These citations may not always be complete (especially for serials).