Guidelines for drinking-water quality /

Guidelines for drinking-water quality / - 2nd - India A.I.B.S. 1999 - 971 P.

8174730672


Drinking water --Standards --Handbooks, manuals, etc

363.610218 WHO
An institution deemed to be a University Estd. Vide Sec.3 of the UGC
Act,1956 under notification # F.12-23/63.U-2 of Jun 18,1964

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