MLA

Evans, William, active 1797-1812, printmaker, artist. Her Majesty Queen Charlotte from an original picture by Sir William Beechey, R.A. in his own possession / [graphic]. [1 March 1809]. https://collections.library.yale.edu/catalog/33191948.

APA, 6th edition

Evans, William, active 1797-1812, printmaker, artist. ([1 March 1809])[Her Majesty Queen Charlotte from an original picture by Sir William Beechey, R.A. in his own possession / [graphic]]. https://collections.library.yale.edu/catalog/33191948.