TY  - BOOK
ED  - World Health Organization
TI  - Guidelines for Safe use of wastewater, Excreta and GreywaterVol.1: Policy and Regulatory Aspects
SN  -  9241546824
AV  - TD430.W672006 
PY  - 2006///
CY  - Geneva
PB  - W.H.O.
KW  - Policy and Regualatory Aspects
N1  - Includes Index; Bibliographies
ER  -