APA (7th ed.) Citation

Fisher, E. M., Fisher, T., Fisher, Cope, R. D., & Harrison, E. C. Fisher family letters.

Chicago Style (17th ed.) Citation

Fisher, Eliza Middleton, Thomas Fisher, Fisher, Robert DeNormandie Cope, and Eliza Cope Harrison. Fisher Family Letters.

MLA (9th ed.) Citation

Fisher, Eliza Middleton, et al. Fisher Family Letters.