Commire, Anne, ed. Something about the Author. Vols. 6, 30. Detroit: Gale Research, 1974, 1983. Contains biographical sketches of the Beattys.

De Montreville, Doris, and Donna Hill, eds. Third Book of Junior Authors. New York: H. W. Wilson, 1972. Contains biographical information.

Meigs, Cornelia, et al., eds. A Critical History of Children's Literature. New York: Macmillan, 1969. Entry on the Beattys discusses their contributions to literature for young adults.