Cita APA (7a ed.)

England, A. W., & Laurence, D. H. (1941). Man and superman: A comedy and a philosophy. Penguin.

Cita Chicago Style (17a ed.)

England, Alan William, y Dan H. Laurence. Man and Superman: A Comedy and a Philosophy. London: Penguin, 1941.

Cita MLA (8a ed.)

England, Alan William, y Dan H. Laurence. Man and Superman: A Comedy and a Philosophy. Penguin, 1941.