APA (7th ed.) Citation

Ghirardi, A. A. (1933). Radio Physics Course: An elementary text book which explains the principles of electricity and radio (2d ed., rev. and enl.). Radio & Technical Publishing co..

Chicago Style (17th ed.) Citation

Ghirardi, Alfred A. Radio Physics Course: An Elementary Text Book Which Explains the Principles of Electricity and Radio. 2d ed., rev. and enl. New York: Radio & Technical Publishing co., 1933.

MLA (9th ed.) Citation

Ghirardi, Alfred A. Radio Physics Course: An Elementary Text Book Which Explains the Principles of Electricity and Radio. 2d ed., rev. and enl. Radio & Technical Publishing co., 1933.