MLA

Music Has Charms to Soothe a Savage Breast [Graphic]. Published 2d June 1786, by S.W. Fores, at the Caricature Warehouse, No. 3 Piccadilly, 0AD. https://collections.library.yale.edu/catalog/11791467.

APA, 6th edition

Music has charms to soothe a savage breast [graphic]. (0 C.E.). [Satires (Visual works) England 1786, Stipple engravings England London 1786, Etchings England London 1786]. Published 2d June 1786, by S.W. Fores, at the Caricature Warehouse, No. 3 Piccadilly. https://collections.library.yale.edu/catalog/11791467.