MLA

Eckstein, John, active 1787-1838, printmaker. A parody upon the poem of Alonzo the Brave and the Fair Imogene being a juvenile attempt at poetry / [graphic]. [4 June 1799]. https://collections.library.yale.edu/catalog/10941387.

APA, 6th edition

Eckstein, John, active 1787-1838, printmaker. ([4 June 1799])[A parody upon the poem of Alonzo the Brave and the Fair Imogene being a juvenile attempt at poetry / [graphic]]. https://collections.library.yale.edu/catalog/10941387.