The gas mask :
an illustrated digest of the history and development of the military gas mask /
Office Chief of Chemical Warfare Service, War Department.
APA Citation
United States. Army. Chemical Warfare Service. (1942). The gas mask: an illustrated digest of the history and development of the military gas mask. Edgewood Arsenal, MD: Reproduction Plant Chemical Warfare School.
MLA Citation
United States. Army. Chemical Warfare Service. The Gas Mask: an Illustrated Digest of the History And Development of the Military Gas Mask. Edgewood Arsenal, MD: Reproduction Plant Chemical Warfare School, 1942.
Warning: These citations may not always be complete (especially for serials).