Gastroenterology Research Group. (1979). Digestive Diseases and Sciences. Plenum Press.
Chicago-viite (17. p.)Gastroenterology Research Group. Digestive Diseases and Sciences. New York: Plenum Press, 1979.
MLA-viite (8. p.)Gastroenterology Research Group. Digestive Diseases and Sciences. Plenum Press, 1979.
Varoitus: Nämä viitteet eivät aina ole täysin luotettavia.