MLA

The Cambridge Jockey Eques Cantab. / [Graphic] =. Pubd. according to act of Parlt. Oct. 12th, 1771, by MDarly, engraver, No. (39) Strand, 0AD. https://collections.library.yale.edu/catalog/16737540.

APA, 6th edition

The Cambridge jockey Eques Cantab. / [graphic] =. (0 C.E.). [Satires (Visual works) England 1771, Etchings England London 1771, Watermarks (Paper)]. Pubd. according to act of Parlt. Oct. 12th, 1771, by MDarly, engraver, No. (39) Strand. https://collections.library.yale.edu/catalog/16737540.