Commire, Anne, ed. Something about the Author. Vol. 2. Detroit: Gale Research, 1971. Contains a brief biographical sketch, list of works, autobiographical commentary, and bibliography.

Fuller, Muriel, ed. More Junior Authors.

New York: H.W. Wilson, 1963. A brief biographical sketch.

Kingman, Lee, ed. Newbery and Caldecott Medal Books: 1956-1965. Boston: Horn Book, 1965. Section about Rifles for Watie includes a brief description of the novel,a biographical essay by Fayette Copeland, and the text of Keith's Newbery acceptance paper.

Kirkpatrick, D. L., ed. Twentieth-Century Children's Writers. 2d ed. New York: St. Martin's Press, 1983. Contains a brief biographical sketch and analytical comments about Keith's major works, along with a list of works.