Ahmad, A. J., Barnes, P. J., Bentham, V., Blumhardt, L. J., Cleland, P. G., Danziger, A., . . . Zimmern, R. L. (1975). Junior Hospital Staff Contract.
Chicago Style aipamenaAhmad, A. J., et al. Junior Hospital Staff Contract. 1975.
MLA aipamenaAhmad, A. J., et al. Junior Hospital Staff Contract. 1975.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.