MLA

Edwards, Jonathan, 1703-1758. Chapin, Calvin. Box 26, folder 1433-1434. 1796-1801. https://collections.library.yale.edu/catalog/10956684.

APA, 6th edition

Edwards, Jonathan, 1703-1758. (["Box 26, folder 1433-1434"])(1796-1801)[Chapin, Calvin]. https://collections.library.yale.edu/catalog/10956684.