APA (7th ed.) Citation

Key, C. W., & Hoggan, G. D. (1952). Spectrographic method for analysis of cracking catalysts. Analytical Chemistry, 24, 1921. https://doi.org/10.1021/ac60072a015

Chicago Style (17th ed.) Citation

Key, C. W., and G. D. Hoggan. "Spectrographic Method for Analysis of Cracking Catalysts." Analytical Chemistry 24 (1952): 1921. https://doi.org/10.1021/ac60072a015.

MLA (9th ed.) Citation

Key, C. W., and G. D. Hoggan. "Spectrographic Method for Analysis of Cracking Catalysts." Analytical Chemistry, vol. 24, 1952, p. 1921, https://doi.org/10.1021/ac60072a015.