Cita APA

Zahl, P. A. (1939). To the lost world. New York, London: A.A. Knopf.

Citación estilo Chicago

Zahl, Paul Arthur. To the Lost World. New York, London: A.A. Knopf, 1939.

Cita MLA

Zahl, Paul Arthur. To the Lost World. New York, London: A.A. Knopf, 1939.