APA (7th ed.) Citation

Ilsley, L. C. (1926). Bureau of Mines safety labels. U.S. Government Printing Office.

Chicago Style (17th ed.) Citation

Ilsley, L. C. Bureau of Mines Safety Labels. [Washington?]: U.S. Government Printing Office, 1926.

MLA (9th ed.) Citation

Ilsley, L. C. Bureau of Mines Safety Labels. U.S. Government Printing Office, 1926.

Warning: These citations may not always be 100% accurate.