APA (7th ed.) Citation

Hooker, A. B., & Ilsley, L. C. (1926). Electric shot-firing in mines, quarries, and tunnels. U.S. Government Printing Office.

Chicago Style (17th ed.) Citation

Hooker, A. B., and L. C. Ilsley. Electric Shot-firing in Mines, Quarries, and Tunnels. [Washington?]: U.S. Government Printing Office, 1926.

MLA (9th ed.) Citation

Hooker, A. B., and L. C. Ilsley. Electric Shot-firing in Mines, Quarries, and Tunnels. U.S. Government Printing Office, 1926.