APA (7th ed.) Citation

Cantor, H. P., & Williams, O. M. (1976). Hot wire sensor for liquid level detection. Journal of Physics. E, Scientific Instruments., 9, 1136.

Chicago Style (17th ed.) Citation

Cantor, H. P., and O. M. Williams. "Hot Wire Sensor for Liquid Level Detection." Journal of Physics. E, Scientific Instruments. 9 (1976): 1136.

MLA (9th ed.) Citation

Cantor, H. P., and O. M. Williams. "Hot Wire Sensor for Liquid Level Detection." Journal of Physics. E, Scientific Instruments., vol. 9, 1976, p. 1136.