MLA

Fight World Famine Enroll in the Boys' Working Reserve. [Graphic]. Department of Labor, Thomsen-Ellis Company, Baltimore :: New York, 0AD. https://collections.library.yale.edu/catalog/16047633.

APA, 6th edition

Fight world famine enroll in the Boys' Working Reserve. [graphic]. (0 C.E.). [Posters, War posters, Lithographs]. Department of Labor, Thomsen-Ellis Company, Baltimore :: New York. https://collections.library.yale.edu/catalog/16047633.