APA (7th ed.) Citation

Roder, H. (1939). Analysis of load-impedance modulation. Proceedings of the IRE, 27, 386. https://doi.org/10.1109/JRPROC.1939.228451

Chicago Style (17th ed.) Citation

Roder, H. "Analysis of Load-impedance Modulation." Proceedings of the IRE 27 (1939): 386. https://doi.org/10.1109/JRPROC.1939.228451.

MLA (9th ed.) Citation

Roder, H. "Analysis of Load-impedance Modulation." Proceedings of the IRE, vol. 27, 1939, p. 386, https://doi.org/10.1109/JRPROC.1939.228451.