APA (7th ed.) Citation

Chappell, G. S. (1997). Brass spikes and horsetail plumes: A history of U.S. Army dress helmets, 1872-1904. Thomas Publications.

Chicago Style (17th ed.) Citation

Chappell, Gordon S. Brass Spikes and Horsetail Plumes: A History of U.S. Army Dress Helmets, 1872-1904. Gettysburg, PA: Thomas Publications, 1997.

MLA (9th ed.) Citation

Chappell, Gordon S. Brass Spikes and Horsetail Plumes: A History of U.S. Army Dress Helmets, 1872-1904. Thomas Publications, 1997.