Cite

Mustard Gas Poisoning. Dog - Death 5-days

MLA

Chickering, C. R., Sgt. Mustard Gas Poisoning. Dog - Death 5-days. 1918. https://collections.library.yale.edu/catalog/15948527.

APA, 6th edition

Chickering, C. R., Sgt. (1918)[Mustard Gas Poisoning. Dog - Death 5-days]. https://collections.library.yale.edu/catalog/15948527.