Cita APA

Cottrell, L. (1966). The Penguin book of lost worlds (Shortened ed.). Penguin.

Citación estilo Chicago

Cottrell, Leonard. The Penguin Book of Lost Worlds. Shortened ed. Harmondsworth: Penguin, 1966.

Cita MLA

Cottrell, Leonard. The Penguin Book of Lost Worlds. Shortened ed. Penguin, 1966.

Warning: These citations may not always be 100% accurate.