(2003). IPCS: Thiourea. World Health Organisation.
Chicago Style aipamenaIPCS: Thiourea. Geneva: World Health Organisation, 2003.
MLA aipamenaIPCS: Thiourea. World Health Organisation, 2003.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.
(2003). IPCS: Thiourea. World Health Organisation.
Chicago Style aipamenaIPCS: Thiourea. Geneva: World Health Organisation, 2003.
MLA aipamenaIPCS: Thiourea. World Health Organisation, 2003.