Cita APA

Gershon, M. D. 1. (1999). The second brain: A groundbreaking new understanding of nervous disorders of the stomach and intestine (First HarperPerennial edition.). New York, N.Y.: Quill.

Citación estilo Chicago

Gershon, Michael D. 1938-. The Second Brain: A Groundbreaking New Understanding of Nervous Disorders of the Stomach and Intestine. First HarperPerennial edition. New York, N.Y.: Quill, 1999.

Cita MLA

Gershon, Michael D. 1938-. The Second Brain: A Groundbreaking New Understanding of Nervous Disorders of the Stomach and Intestine. First HarperPerennial edition. New York, N.Y.: Quill, 1999.