Cita APA (7a ed.)

Davies, R. (1990). The Deptford trilogy. Penguin.

Cita Chicago Style (17a ed.)

Davies, Robertson. The Deptford Trilogy. London [etc.]: Penguin, 1990.

Cita MLA (9a ed.)

Davies, Robertson. The Deptford Trilogy. Penguin, 1990.