(2003). IPCS: Thiourea. World Health Organisation.
Chicago Stili AlıntıIPCS: Thiourea. Geneva: World Health Organisation, 2003.
MLA AlıntıIPCS: Thiourea. World Health Organisation, 2003.
Uyarı: Bu alıntı herzaman %100 doğru olmayabilir..
(2003). IPCS: Thiourea. World Health Organisation.
Chicago Stili AlıntıIPCS: Thiourea. Geneva: World Health Organisation, 2003.
MLA AlıntıIPCS: Thiourea. World Health Organisation, 2003.