Cite

[Portrait of Thomas Howard, 14th Earl of Arundel, and his grandson] [graphic]

MLA

Salvador Carmona, Manuel, 1734-1820, printmaker. [Portrait of Thomas Howard, 14th Earl of Arundel, and his grandson] [graphic]. [1789]. https://collections.library.yale.edu/catalog/33300118.

APA, 6th edition

Salvador Carmona, Manuel, 1734-1820, printmaker. ([1789])[[Portrait of Thomas Howard, 14th Earl of Arundel, and his grandson] [graphic]]. https://collections.library.yale.edu/catalog/33300118.