APA (7th ed.) Citation

Fessenden, W. P., Morrill, L. M., University of Chicago. Library. Codex Ms. 1338, & University of Chicago. Library. Special Collections Research Center. (1869). Autographs.

Chicago Style (17th ed.) Citation

Fessenden, William Pitt, Lot M. Morrill, University of Chicago. Library. Codex Ms. 1338, and University of Chicago. Library. Special Collections Research Center. Autographs. 1869.

MLA (8th ed.) Citation

Fessenden, William Pitt, et al. Autographs. 1869.