(2004). Manganese and its compounds. WHO.
Chicago-viite (17. p.)Manganese and Its Compounds. Ginebra: WHO, 2004.
MLA-viite (9. p.)Manganese and Its Compounds. WHO, 2004.
Varoitus: Nämä viitteet eivät aina ole täysin luotettavia.
(2004). Manganese and its compounds. WHO.
Chicago-viite (17. p.)Manganese and Its Compounds. Ginebra: WHO, 2004.
MLA-viite (9. p.)Manganese and Its Compounds. WHO, 2004.