Baldwin, E., & Bell, D. J. (1940). Glycogen: The glycogen of Helix pomatia.
Chicago Style aipamenaBaldwin, Ernest, and David James Bell. Glycogen: The Glycogen of Helix Pomatia. 1940.
MLA aipamenaBaldwin, Ernest, and David James Bell. Glycogen: The Glycogen of Helix Pomatia. 1940.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.