MLA

Miss H- The Valiant Commander. [Graphic]. Publish'd by A. Hamilton Junr. near St. John's Gate, 0AD. https://collections.library.yale.edu/catalog/10723411.

APA, 6th edition

Miss H- The valiant commander. [graphic]. (0 C.E.). [Portrait prints, Periodical illustrations, Stipple engravings England London 1780, Engravings England London 1780]. Publish'd by A. Hamilton Junr. near St. John's Gate. https://collections.library.yale.edu/catalog/10723411.