APA (7th ed.) Citation

Howard, R. (1969). Untitled subjects: Poems ([1st ed.].). Atheneum.

Chicago Style (17th ed.) Citation

Howard, Richard. Untitled Subjects: Poems. [1st ed.]. New York: Atheneum, 1969.

MLA (9th ed.) Citation

Howard, Richard. Untitled Subjects: Poems. [1st ed.]. Atheneum, 1969.