APA (7th ed.) Citation

Sveshnikoff, W. W. (1921). Some factors affecting life of machine-gun barrels. U.S. Government Printing Office.

Chicago Style (17th ed.) Citation

Sveshnikoff, W. W. Some Factors Affecting Life of Machine-gun Barrels. [Washington?]: U.S. Government Printing Office, 1921.

MLA (9th ed.) Citation

Sveshnikoff, W. W. Some Factors Affecting Life of Machine-gun Barrels. U.S. Government Printing Office, 1921.