Lewis, Allan, American Plays and Playwrights of the Contemporary Theatre, rev. ed., Crown, 1970.

This is a readable survey of plays and playwrights from 1957 to the late 1960s. Lewis intends it as a guide to the complex diversity of the theatre of his day. Gilroy is briefly mentioned.

Murphy, Brenda, American Realism and American Drama, 1880-1940, Cambridge University Press, 1987.

Although this survey ends well before Gilroy's era, it is a valuable study of how domestic realism came to be the dominant form of American theater.

Reynolds, Catherine, "Recommended: Frank D. Gilroy," in English Journal, Vol. 75, October 1986, pp. 71-72.

This is an appreciation of Gilroy's work as a whole, with particular reference to The Subject Was Roses, the one-act Present Tense, and the novel, Private.

Roudané, Matthew C., American Drama since 1960: A Critical History, Twayne, 1996.

Roudané concentrates on about two-dozen dramatists who have shaped American drama...