Barium and barium compounds /
first draft prepared by Harlal Choudhury and Richard Cary
- Geneva : World Health Organization, 2001
- 52 p. : ill. ; 31 cm.
- Concise international chemical assessment document ; no.33 .
'Published under the joint sponsorship of the United Nations Environment Programme, the International Labour Organization, and the World Health Organization, and produced within the framework of the Inter-Organization Programme for the Sound Management of Chemicals.' 'International Programme on Chemical Safety'