MLA

Luca Jordano, Pictor, Neapolitano [Art Original]. 0AD. https://collections.library.yale.edu/catalog/33207900.

APA, 6th edition

Luca Jordano, pictor, Neapolitano [art original]. (0 C.E.). [Portrait drawings, Graphite drawings, Pencil works, Wash drawings]. https://collections.library.yale.edu/catalog/33207900.