Dyfyniad APA

(2000). IPCS: Disinfectants and disinfectant by-products. World Health Organisation.

Dyfyniad Arddull Chicago

IPCS: Disinfectants and Disinfectant By-products. Geneva: World Health Organisation, 2000.

Dyfyniad MLA

IPCS: Disinfectants and Disinfectant By-products. World Health Organisation, 2000.

Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.