MLA

Kay, John, 1742-1826, printmaker. [James Rae, surgeon-dentist, Dr. William Laing with his young niece, and Dr. James Hay] [graphic]. 1786.. https://collections.library.yale.edu/catalog/10727317.

APA, 6th edition

Kay, John, 1742-1826, printmaker. (1786.)[[James Rae, surgeon-dentist, Dr. William Laing with his young niece, and Dr. James Hay] [graphic]]. https://collections.library.yale.edu/catalog/10727317.