APA (7th ed.) Citation

Masters, E. L. (1976). The harmony of deeper music: Posthumous poems of Edgar Lee Masters. Humanities Research Center.

Chicago Style (17th ed.) Citation

Masters, Edgar L. The Harmony of Deeper Music: Posthumous Poems of Edgar Lee Masters. Austin, Tex: Humanities Research Center, 1976.

MLA (9th ed.) Citation

Masters, Edgar L. The Harmony of Deeper Music: Posthumous Poems of Edgar Lee Masters. Humanities Research Center, 1976.