APA (7th ed.) Citation

Hidnert, P., & Sweeney, W. T. (1927). Thermal expansion of graphite. U.S. Government Printing Office.

Chicago Style (17th ed.) Citation

Hidnert, Peter, and W. T. Sweeney. Thermal Expansion of Graphite. [Washington?]: U.S. Government Printing Office, 1927.

MLA (9th ed.) Citation

Hidnert, Peter, and W. T. Sweeney. Thermal Expansion of Graphite. U.S. Government Printing Office, 1927.