MLA

Fidanza, Paolo, 1731-approximately 1785, printmaker. Testa d'una Cameriera d'Elena, di Guido Reni nella Galleria del Palazzo Spada. [between 1757 and 1766]. https://collections.library.yale.edu/catalog/33474539.

APA, 6th edition

Fidanza, Paolo, 1731-approximately 1785, printmaker. ([between 1757 and 1766])[Testa d'una Cameriera d'Elena, di Guido Reni nella Galleria del Palazzo Spada]. https://collections.library.yale.edu/catalog/33474539.