Spikol, A. (1989). The physalia incident. Penguin Books.
Citación estilo ChicagoSpikol, Art. The Physalia Incident. New York, N.Y., U.S.A: Penguin Books, 1989.
Cita MLASpikol, Art. The Physalia Incident. Penguin Books, 1989.
Warning: These citations may not always be 100% accurate.