Cite

[Scarlet fever is a severe infectious disease!] [graphic] and Скарлатина тяжелая заразная болеснь!

MLA

[Scarlet Fever Is a Severe Infectious Disease!] [Graphic], Скарлатина Тяжелая Заразная Болеснь! Ministry of Health, Latvian SSR, Министерство здравоохранения Латв. ССР, 0AD. https://collections.library.yale.edu/catalog/16047673.

APA, 6th edition

[Scarlet fever is a severe infectious disease!] [graphic], Скарлатина тяжелая заразная болеснь! (0 C.E.). [Offset lithographs, Posters]. Ministry of Health, Latvian SSR, Министерство здравоохранения Латв. ССР. https://collections.library.yale.edu/catalog/16047673.