TY  - BOOK
AU  - LUDWIG HARVEY F
TI  - MANUAL OF ENVIRONMENTAL RESEARCH FOR DEVELOPING COUNTRIES-1
SN  - 9788170032953
U1  - 628.19 
PY  - 2006///
CY  - NEW DELHI
PB  - SOUTH ASIAN PUBLISHERS
KW  - "Environmental engineering,Sanitary and Muncipal Engg,Impact assessment"
ER  -