Sketch by Cosway of Mrs. Seymour Damer going from the library into the garden at York House, Twickenham [art original].
MLA
Sketch by Cosway of Mrs. Seymour Damer Going from the Library into the Garden at York House, Twickenham [Art Original]. 0AD. https://collections.library.yale.edu/catalog/11001150.
APA, 6th edition
Sketch by Cosway of Mrs. Seymour Damer going from the library into the garden at York House, Twickenham [art original]. (0 C.E.). [Portrait drawings, Graphite drawings British 19th century, Watermarks (Paper)]. https://collections.library.yale.edu/catalog/11001150.