MLA

Tis the Juniper Berry That Makes the Heart Merry [Graphic]. Printed for Carington Bowles, No. 69 in St. Pauls Church Yard, London, 0AD. https://collections.library.yale.edu/catalog/10713497.

APA, 6th edition

Tis the juniper berry that makes the heart merry [graphic]. (0 C.E.). [Mezzotints England London 1770, Genre prints]. Printed for Carington Bowles, No. 69 in St. Pauls Church Yard, London. https://collections.library.yale.edu/catalog/10713497.