APA (7th ed.) Citation

Swenson, M., & Hammer, L. (2013). Collected poems. The Library of America.

Chicago Style (17th ed.) Citation

Swenson, May, and Langdon Hammer. Collected Poems. New York, N.Y.: The Library of America, 2013.

MLA (8th ed.) Citation

Swenson, May, and Langdon Hammer. Collected Poems. The Library of America, 2013.