TY  - BOOK
AU  - World Health Organization
TI  - Guidelines for the safe use of wastewater, excreta and greywater: vol. I; policy and regulatory aspects
SN  - 9789241546829
U1  - WHO 363.7284 
PY  - 2006///
CY  - Geneva
PB  - WHO
KW  - Environmental Health
KW  - Medical Sciences
N1  - Library has vol. 1,2,3, & 4
ER  -