APA (7th ed.) Citation

Stringfellow, H. A. (1915). S.-T. uniflow engine. Power, 42, 834.

Chicago Style (17th ed.) Citation

Stringfellow, H. A. "S.-T. Uniflow Engine." Power 42 (1915): 834.

MLA (9th ed.) Citation

Stringfellow, H. A. "S.-T. Uniflow Engine." Power, vol. 42, 1915, p. 834.