[Man sitting under blanket next to plant]
MLA
Dewey, Wilson. [Man Sitting under Blanket next to Plant]. 1940. https://collections.library.yale.edu/catalog/2039360.
APA, 6th edition
Dewey, W. (1940). [Man sitting under blanket next to plant] [Drawings, Paintings]. https://collections.library.yale.edu/catalog/2039360.