Betsko, Kathleen, and Rachel Koenig, Interviews with Contemporary Women Playwrights, William Morrow, 1987, pp. 75-84.

In this interview, Churchill talks about her work, including Cloud Nine, Top Girls, Fen, and other plays.

Gray, Francis, "Mirrors of Utopia: Caryl Churchill and Joint Stock," in British and Irish Drama since 1960, edited by James Acheson, St. Martin's, 1993, pp. 47-59.

Gray examines the far-reaching consequences of the plays that emerged from Churchill's work with the Joint Stock Company, which added a political dimension to her work. He includes an analysis of Cloud Nine.

Itzin, Catherine, Stages in the Revolution: Political Theatre in Britain since 1968, Eyre Methuen, 1980.

This is a year-by-year account of the development of what Itzen calls the theater of political change from 1968 to 1978. She includes sections on Churchill and the important women's companies of the period as well as other companies that gave opportunities to women writers and performers...