Principles of radio /
Keith Henney, Glen A. Richardson.
APA Citation
Henney, K. (1952). Principles of radio. 6th ed. New York: Wiley.
MLA Citation
Henney, Keith, 1896-1990. Principles of Radio. 6th ed. New York: Wiley, 1952.
Warning: These citations may not always be complete (especially for serials).