First principles of radio /
by Thomas J.W. O'Neil ... edited by William L. Schaaf ...
APA Citation
O'Neil, T. John W., Schaaf, W. Leonard. (1944). First principles of radio. New York: Oxford book co..
MLA Citation
O'Neil, Thomas John W, and William Leonard Schaaf. First Principles of Radio. New York: Oxford book co., 1944.
Warning: These citations may not always be complete (especially for serials).