Hoyt, E. (2001). Creatures of the deep: In search of the sea's monsters and the world they live in. Firefly books.
Cita Chicago (17th ed.)Hoyt, Erich. Creatures of the Deep: In Search of the Sea's Monsters and the World They Live in. Canada: Firefly books, 2001.
Cita MLA (9th ed.)Hoyt, Erich. Creatures of the Deep: In Search of the Sea's Monsters and the World They Live in. Firefly books, 2001.
Atenció: Aquestes cites poden no estar 100% correctes.