APA (7th ed.) Citation

Wilbur, D. A., & Simons, R. F. (1942). Determining sound attenuation in air conditioning systems. Heating/Piping/Air Conditioning., 14, 317.

Chicago Style (17th ed.) Citation

Wilbur, D. A., and R. F. Simons. "Determining Sound Attenuation in Air Conditioning Systems." Heating/Piping/Air Conditioning. 14 (1942): 317.

MLA (9th ed.) Citation

Wilbur, D. A., and R. F. Simons. "Determining Sound Attenuation in Air Conditioning Systems." Heating/Piping/Air Conditioning., vol. 14, 1942, p. 317.