Cita APA (7a ed.)

Ould, H., & Williams, H. (1948). The Art of the play (2nd. ed.). Sir Issac Pitman.

Cita Chicago Style (17a ed.)

Ould, Hermon, y Harcourt Williams. The Art of the Play. 2nd. ed. London: Sir Issac Pitman, 1948.

Cita MLA (9a ed.)

Ould, Hermon, y Harcourt Williams. The Art of the Play. 2nd. ed. Sir Issac Pitman, 1948.