APA (7th ed.) Citation

Richter, D. C. (1992). Chemical soldiers: British gas warfare in World War I. University Press of Kansas.

Chicago Style (17th ed.) Citation

Richter, Donald C. Chemical Soldiers: British Gas Warfare in World War I. Lawrence, Kan.: University Press of Kansas, 1992.

MLA (9th ed.) Citation

Richter, Donald C. Chemical Soldiers: British Gas Warfare in World War I. University Press of Kansas, 1992.