National Gastroenterological Association (U.S.)\nNational Society for the Advancement of Gastroenterology\nSociety for the Advancement of Gastroenterology. (1934). Review of Gastroenterology. National Society for the Advancement of Gastroenterology.
Παραπομπή σε μορφή Chicago (17η εκδ.)National Gastroenterological Association (U.S.)\nNational Society for the Advancement of Gastroenterology\nSociety for the Advancement of Gastroenterology. Review of Gastroenterology. New York: National Society for the Advancement of Gastroenterology, 1934.
Παραπομπή σε μορφή MLA (8th εκδ.)National Gastroenterological Association (U.S.)\nNational Society for the Advancement of Gastroenterology\nSociety for the Advancement of Gastroenterology. Review of Gastroenterology. National Society for the Advancement of Gastroenterology, 1934.