August 12-15, 1804, sketch of a boy's head in profile
MLA
August 12-15, 1804, Sketch of a Boy's Head in Profile. 1804. https://collections.library.yale.edu/catalog/2002981.
APA, 6th edition
August 12-15, 1804, sketch of a boy's head in profile. (1804). [Journals (notebooks), Notes]. https://collections.library.yale.edu/catalog/2002981.