APA (7th ed.) Citation

Hatcher, J. S., Wilhelm, G. P., & Malony, H. J. (1917). Machine guns. George Banta publishing company.

Chicago Style (17th ed.) Citation

Hatcher, Julian S., Glenn Perrin Wilhelm, and Harry J. Malony. Machine Guns. Menasha, Wis.: George Banta publishing company, 1917.

MLA (9th ed.) Citation

Hatcher, Julian S., et al. Machine Guns. George Banta publishing company, 1917.