MLA

[I Cover My Mouth and Nose with a Handkerchief during Coughing and Sneezing] [Graphic]. Council on Health Education, 4 Quinsan Gardens, Shanghai, China, 0AD. https://collections.library.yale.edu/catalog/16047591.

APA, 6th edition

[I cover my mouth and nose with a handkerchief during coughing and sneezing] [graphic]. (0 C.E.). [Posters, Lithographs]. Council on Health Education, 4 Quinsan Gardens, Shanghai, China. https://collections.library.yale.edu/catalog/16047591.