Water sanitation and health electronic library a compendium of information on water, sanitation, and health / [computer file] : World Health Organization - 4th ed. - Geneva, Sz. : World Health Organization, 2006 - 1 computer laser optical disk (CD-ROM) : sd., col. ; 12 cm.


Compitable with Window 95/98/2000/XP & NT

9240560246 Hadiah


Water supply
Sanitation
Public health

WA675 / .W324 2006 9HUKM