Cita APA (7a ed.)

Shaffer, P. (1998). Black comedy: A farce. Samuel French.

Cita Chicago Style (17a ed.)

Shaffer, Peter. Black Comedy: A Farce. [S.l.]: Samuel French, 1998.

Cita MLA (9a ed.)

Shaffer, Peter. Black Comedy: A Farce. Samuel French, 1998.