- Writers at Work: The Paris Review Interviews featuring E.M. Forster, Dorothy Parker, James Thurber, Thornton Wilder, William Faulkner, Frank O'Connor, Robert Penn Warren, Truman Capote, and others by Malcolm Cowley, 1969
- Incarnations: Poems 1966 - 1968 by Robert Penn Warren, 1968-10-12
- Robert Penn Warren and American Idealism by John Burt, 1988-09-10
- Then and Now: The Personal Past in the Poetry of Robert Penn Warren by Floyd C. Watkins, 1982-12
- Robert Penn Warren'S Circus Aesthetic: And The Southern Renaissance by Patricia L. Bradley, 2004-09-17
- New and Selected Poems, 1923-1985 by Robert Penn Warren, 1985-03-12
- CLEANTH BROOKS AND ROBERT PENN WARREN: A LITERARY CORRESPONDENCE
- Robert Penn Warren's All the King's Men by Robert Penn Warren, 1983-07
- Lonelier than God: Robert Penn Warren and the Southern Exile by Randy Hendricks, 2000-07-10
- Portrait Of A Father by Robert Penn Warren, 1998-05-19
- Talking with Robert Penn Warren
- The Cass Mastern Material: The Core Of Robert Penn Warren's all The King's Men (Southern Literary Studies)
- The American Vision of Robert Penn Warren by William Bedford Clark, 1991-10-08
- Remember the Alamo! by Robert Penn Warren, 2004-04-25
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