TY  - BOOK
AU  - S S STEVENS,FRED WARSHOFSKY
TI  - WATER PURIFICATION AND SEWAGE DISPOSAL FOR PEACE CORPS VOLUNTEERS
U1  - R627.56W291 
PY  - 1969///
CY  - NEWYORK
PB  - PEACE CORPS OVS TESHANICAL RESOURCES DIVISION
KW  - WATER PURIFICATION AND SEWAGE DISPOSAL FOR PEACE CORPS VOLUNTEERS
ER  -