Cite

Impregnation gives protection from Scrub Typhus Fever [graphic].

MLA

Impregnation Gives Protection from Scrub Typhus Fever [Graphic]. United States War Department, Government Printing Office, 0AD. https://collections.library.yale.edu/catalog/16046946.

APA, 6th edition

Impregnation gives protection from Scrub Typhus Fever [graphic]. (0 C.E.). [Posters, War posters]. United States War Department, Government Printing Office. https://collections.library.yale.edu/catalog/16046946.