MLA

Phillips, John, active 1825-1831, printmaker. Great political magician giving the wand of power to his cunning harlequin [graphic]. May 19, 1827.. https://collections.library.yale.edu/catalog/33224177.

APA, 6th edition

Phillips, John, active 1825-1831, printmaker. (May 19, 1827.)[Great political magician giving the wand of power to his cunning harlequin [graphic]]. https://collections.library.yale.edu/catalog/33224177.