Commire, Anne, ed. Something about the Author. Vol. 28. Detroit: Gale Research, 1982. Contains a biographical sketch and much information from Snyder about her novels. A much briefer entry is available in volume 1 of the same series.

Gunton, Sharon R., ed. Contemporary Literary Criticism. Vol. 17. Detroit: Gale Research, 1981. Contains excerpts from reviews of The Birds of Summer.