Cite

Print of Ault & Wiborg Co. poster by Toulouse-Lautrec (Series IX)

MLA

Murphy, Gerald, 1888-1964. Print of Ault & Wiborg Co. poster by Toulouse-Lautrec (Series IX). Box 167, folder 1519. undated. https://collections.library.yale.edu/catalog/15249428.

APA, 6th edition

Murphy, Gerald, 1888-1964. (["Box 167, folder 1519"])(undated)[Print of Ault & Wiborg Co. poster by Toulouse-Lautrec (Series IX)]. https://collections.library.yale.edu/catalog/15249428.