Gray, D., Gray, D. W. R., & Morris, P. (1984). Experimental pancreatic islet treansplantation.
Chicago Style aipamenaGray, D., D. W. R. Gray, and P. Morris. Experimental Pancreatic Islet Treansplantation. 1984.
MLA aipamenaGray, D., et al. Experimental Pancreatic Islet Treansplantation. 1984.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.