Cite

A prospect of Richmond-Hill, from Lord Cholmondeley's walk on the River of Thames [art original]

MLA

Heckel, Augustin, approximately 1690-1770, artist. A prospect of Richmond-Hill, from Lord Cholmondeley's walk on the River of Thames [art original]. [ca. 1751]. https://collections.library.yale.edu/catalog/16850872.

APA, 6th edition

Heckel, Augustin, approximately 1690-1770, artist. ([ca. 1751])[A prospect of Richmond-Hill, from Lord Cholmondeley's walk on the River of Thames [art original]]. https://collections.library.yale.edu/catalog/16850872.