Cite

Music/Agnus Dei

MLA

Koch, Frederick R. (Frederick Robinson). Music/Agnus Dei. Box 160, folder 1502. n.d.. https://collections.library.yale.edu/catalog/12234910.

APA, 6th edition

Koch, Frederick R. (Frederick Robinson). (["Box 160, folder 1502"])(n.d.)[Music/Agnus Dei]. https://collections.library.yale.edu/catalog/12234910.