OMS. (1992). WHO technical report series; N.819: The hopital in rual and urban districts. Geneva: OMS.
Chicago Style aipamenaOMS. WHO Technical Report Series; N.819: The Hopital in Rual and Urban Districts. Geneva: OMS, 1992.
MLA aipamenaOMS. WHO Technical Report Series; N.819: The Hopital in Rual and Urban Districts. Geneva: OMS, 1992.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.