MLA

Vowles, S., active 1820-1825, printmaker. The triumph of innocence!, or, The British Amazon vanquishing her enemies [graphic]. [1 July 1820]. https://collections.library.yale.edu/catalog/33245690.

APA, 6th edition

Vowles, S., active 1820-1825, printmaker. ([1 July 1820])[The triumph of innocence!, or, The British Amazon vanquishing her enemies [graphic]]. https://collections.library.yale.edu/catalog/33245690.