APA (7th ed.) Citation

Sawicki, J. A. (1977). Field artillery battalions of the US Army. Centaur Publications.

Chicago Style (17th ed.) Citation

Sawicki, James A. Field Artillery Battalions of the US Army. Dumfries, Va.: Centaur Publications, 1977.

MLA (9th ed.) Citation

Sawicki, James A. Field Artillery Battalions of the US Army. Centaur Publications, 1977.