MLA

Buck, Daniel Webster, 1840-1892. Enlistment certifications signed by Daniel Webster Buck and David Ramsay Clendenin. Box 1, folder 17. 1864 January 12-December 29. https://collections.library.yale.edu/catalog/17437195.

APA, 6th edition

Buck, Daniel Webster, 1840-1892. (["Box 1, folder 17"])(1864 January 12-December 29)[Enlistment certifications signed by Daniel Webster Buck and David Ramsay Clendenin]. https://collections.library.yale.edu/catalog/17437195.