Cite

Joanna Lady Bergavenny [art original]

MLA

Harding, G. P. (George Perfect), 1780-1853, artist. Joanna Lady Bergavenny [art original]. [not after 1810]. https://collections.library.yale.edu/catalog/16822568.

APA, 6th edition

Harding, G. P. (George Perfect), 1780-1853, artist. ([not after 1810])[Joanna Lady Bergavenny [art original]]. https://collections.library.yale.edu/catalog/16822568.