APA (7th ed.) Citation

Keats, J., Shelley, P. B., & Shelley, M. W. (1932). John Keats and Percy Bysshe Shelley: Complete poetical works. The Modern Library.

Chicago Style (17th ed.) Citation

Keats, John, Percy Bysshe Shelley, and Mary Wollstonecraft Shelley. John Keats and Percy Bysshe Shelley: Complete Poetical Works. New York: The Modern Library, 1932.

MLA (9th ed.) Citation

Keats, John, et al. John Keats and Percy Bysshe Shelley: Complete Poetical Works. The Modern Library, 1932.