Cita APA (7th ed.)

Cook, R. (1981). Cerebro (1 ed.). Ultramar.

Cita Chicago (17th ed.)

Cook, Robin. Cerebro. 1 ed. Bogota: Ultramar, 1981.

Cita MLA (9th ed.)

Cook, Robin. Cerebro. 1 ed. Ultramar, 1981.