MLA

Kilpatrick, Jack Frederick (1915-1967). Church schedule, minutes. Box 14, folder 1221. circa 1936. https://collections.library.yale.edu/catalog/15530857.

APA, 6th edition

Kilpatrick, Jack Frederick (1915-1967). (["Box 14, folder 1221"])(circa 1936)[Church schedule, minutes]. https://collections.library.yale.edu/catalog/15530857.