APA (7th ed.) Citation

Offner, F. (1945). Balanced amplifiers. Proceedings of the IRE, 33, 202.

Chicago Style (17th ed.) Citation

Offner, F. "Balanced Amplifiers." Proceedings of the IRE 33 (1945): 202.

MLA (9th ed.) Citation

Offner, F. "Balanced Amplifiers." Proceedings of the IRE, vol. 33, 1945, p. 202.