APA-viite (7. p.)

Phelps, W. L. (1968). The twentieth century theatre: Observations on the contemporary English and American stage. Kennikat Press.

Chicago-viite (17. p.)

Phelps, William Lyon. The Twentieth Century Theatre: Observations on the Contemporary English and American Stage. Port Washington, N.Y.,: Kennikat Press, 1968.

MLA-viite (8. p.)

Phelps, William Lyon. The Twentieth Century Theatre: Observations on the Contemporary English and American Stage. Kennikat Press, 1968.