Cita APA (7a ed.)

Blake, N. (1964). The sad variety. Published for the Crime Club by Collins.

Cita Chicago Style (17a ed.)

Blake, Nicholas. The Sad Variety. London: Published for the Crime Club by Collins, 1964.

Cita MLA (8a ed.)

Blake, Nicholas. The Sad Variety. Published for the Crime Club by Collins, 1964.