APA (7th ed.) Citation

Howells, J. D. (1962). Synchronism doesn't matter in pulse-code modulated speech. Electronics (1930)., 35, 58.

Chicago Style (17th ed.) Citation

Howells, J. D. "Synchronism Doesn't Matter in Pulse-code Modulated Speech." Electronics (1930). 35 (1962): 58.

MLA (9th ed.) Citation

Howells, J. D. "Synchronism Doesn't Matter in Pulse-code Modulated Speech." Electronics (1930)., vol. 35, 1962, p. 58.