APA (7th ed.) Citation

Housel, L. H. (1948). How to use dry ice in CO$2 scavenging of hydrogen-cooled generators. Power Generation., 52, 68.

Chicago Style (17th ed.) Citation

Housel, L. H. "How to Use Dry Ice in CO$2 Scavenging of Hydrogen-cooled Generators." Power Generation. 52 (1948): 68.

MLA (9th ed.) Citation

Housel, L. H. "How to Use Dry Ice in CO$2 Scavenging of Hydrogen-cooled Generators." Power Generation., vol. 52, 1948, p. 68.