Greenberger, N. J., & Moody, F. G. (1995). The yearbook of digestive diseases. Mosby.
Chicago Style aipamenaGreenberger, Norton J., and Frank G. Moody. The Yearbook of Digestive Diseases. St. Louis: Mosby, 1995.
MLA aipamenaGreenberger, Norton J., and Frank G. Moody. The Yearbook of Digestive Diseases. Mosby, 1995.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.