Collins, W., Langhorne, J., Nicolas, N. H., & Brydges, E. (2009). The Poetical Works of William Collins; With a Memoir. Project Gutenberg.
Chicago Style (17th ed.) CitationCollins, William, John Langhorne, Nicholas Harris Nicolas, and Egerton Brydges. The Poetical Works of William Collins; With a Memoir. Project Gutenberg, 2009.
MLA (9th ed.) CitationCollins, William, et al. The Poetical Works of William Collins; With a Memoir. Project Gutenberg, 2009.
Warning: These citations may not always be 100% accurate.