MLA

Miss Sp-c-r The Pliant Premier. [Graphic]. Publishd as the Act directs by A. Hamilton Junr, 0AD. https://collections.library.yale.edu/catalog/10723188.

APA, 6th edition

Miss Sp-c-r The pliant premier. [graphic]. (0 C.E.). [Portrait prints, Periodical illustrations, Stipple engravings England London 1778, Engravings England London 1778]. Publishd as the Act directs by A. Hamilton Junr. https://collections.library.yale.edu/catalog/10723188.