APA (7th ed.) Citation

Keyes, D. B. (1938). Teaching chemical engineering unit processes from the quantitative aspect. Journal of Chemical Education, 15, 480. https://doi.org/10.1021/ed015p480

Chicago Style (17th ed.) Citation

Keyes, D. B. "Teaching Chemical Engineering Unit Processes from the Quantitative Aspect." Journal of Chemical Education 15 (1938): 480. https://doi.org/10.1021/ed015p480.

MLA (9th ed.) Citation

Keyes, D. B. "Teaching Chemical Engineering Unit Processes from the Quantitative Aspect." Journal of Chemical Education, vol. 15, 1938, p. 480, https://doi.org/10.1021/ed015p480.