APA (7th ed.) Citation

Cliffton, W., Field, R., & Edwin, D. (1800). Poems, chiefly occasional.

Chicago Style (17th ed.) Citation

Cliffton, William, Robert Field, and David Edwin. Poems, Chiefly Occasional. 1800.

MLA (9th ed.) Citation

Cliffton, William, et al. Poems, Chiefly Occasional. 1800.