Cita APA (7th ed.)

Thomas, L. (1979). The medusa and the snail: More notes of a biology watcher. Viking Press.

Cita Chicago (17th ed.)

Thomas, Lewis. The Medusa and the Snail: More Notes of a Biology Watcher. New York: Viking Press, 1979.

Cita MLA (9th ed.)

Thomas, Lewis. The Medusa and the Snail: More Notes of a Biology Watcher. Viking Press, 1979.