Knight, S., Vogel, T., & Friend, P. (2017). Pancreas transplantation. Elsevier.
Chicago Style aipamenaKnight, S., T. Vogel, and P. Friend. Pancreas Transplantation. Elsevier, 2017.
MLA aipamenaKnight, S., et al. Pancreas Transplantation. Elsevier, 2017.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.