Cita APA (7th ed.)

Morton, J. E. (1967). Guts: The form and function of the digestive system. Arnold.

Cita Chicago (17th ed.)

Morton, John Edward. Guts: The Form and Function of the Digestive System. London: Arnold, 1967.

Cita MLA (8th ed.)

Morton, John Edward. Guts: The Form and Function of the Digestive System. Arnold, 1967.