Cite

Cosimo di Medici [return of equestrian statue to Florence]

MLA

Keller, Deane, 1901-1992. Cosimo di Medici [return of equestrian statue to Florence]. Box 36, folder 222. undated. https://collections.library.yale.edu/catalog/10461286.

APA, 6th edition

Keller, Deane, 1901-1992. (["Box 36, folder 222"])(undated)[Cosimo di Medici [return of equestrian statue to Florence]]. https://collections.library.yale.edu/catalog/10461286.