WHO -Geneva, CH, World Health Organization, Geneva, C. H. I. L. O. -, and Nairobi, K. E. U. N. E. P. -,
Arsenic and arsenic compounds, 2nd ed.nd ed., vol. no. 224. Geneva, Switzerland: World Health Organization (WHO), 2001, p. xxviii, 521 p. : 11 fig., 45 tabs.
