Cite

What are you doing to help? Join your American Red Cross / [graphic]

MLA

Grant, Gordon, 1875-1962, artist. What are you doing to help? Join your American Red Cross / [graphic]. [between 1914 and 1918]. https://collections.library.yale.edu/catalog/16047119.

APA, 6th edition

Grant, Gordon, 1875-1962, artist. ([between 1914 and 1918])[What are you doing to help? Join your American Red Cross / [graphic]]. https://collections.library.yale.edu/catalog/16047119.