APA (7th ed.) Citation

Webster, N., Smith, E. H., & Buel, W. A collection of papers on the subject of bilious fevers, prevalent in the United States for a few years past.

Chicago Style (17th ed.) Citation

Webster, Noah, E. H. Smith, and William Buel. A Collection of Papers on the Subject of Bilious Fevers, Prevalent in the United States for a Few Years Past.

MLA (9th ed.) Citation

Webster, Noah, et al. A Collection of Papers on the Subject of Bilious Fevers, Prevalent in the United States for a Few Years Past.