MLA

Woodward, G. M. (George Moutard), approximately 1760-1809. The caricature magazine, or, Hudibrastic mirror. [between 1807 and 1809]. https://collections.library.yale.edu/catalog/15976879.

APA, 6th edition

Woodward, G. M. (George Moutard), approximately 1760-1809. ([between 1807 and 1809])[The caricature magazine, or, Hudibrastic mirror]. https://collections.library.yale.edu/catalog/15976879.