APA (7th ed.) Citation

Ghirardi, A. A. (1932). Radio physics course (2nd ed., rev. and enl.). Radio & Technical Pub.

Chicago Style (17th ed.) Citation

Ghirardi, Alfred A. Radio Physics Course. 2nd ed., rev. and enl. New York: Radio & Technical Pub, 1932.

MLA (9th ed.) Citation

Ghirardi, Alfred A. Radio Physics Course. 2nd ed., rev. and enl. Radio & Technical Pub, 1932.