Finch, R. G., & Gilby, J. A. (1981). Meningococcal chemoprophylaxis.
Chicago Style aipamenaFinch, R G., and J A. Gilby. Meningococcal Chemoprophylaxis. 1981.
MLA aipamenaFinch, R G., and J A. Gilby. Meningococcal Chemoprophylaxis. 1981.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.