Cita APA

Morton Grossman & V Speranza. (1977). Gastrointenstinal Hormones and Pathology of the Digestive System. New york.

Citación estilo Chicago

Morton Grossman y V Speranza. Gastrointenstinal Hormones and Pathology of the Digestive System. New york, 1977.

Cita MLA

Morton Grossman y V Speranza. Gastrointenstinal Hormones and Pathology of the Digestive System. New york, 1977.