TY  - BOOK
AU  - CHHATWAL G.R. (ED).
TI  - ENCYCLOPAEDIA OF ENVIRONMENTAL ANALYSIS V-III
SN  - 8174884378 (HBK)
U1  - 577.03  CHH/EN 
PY  - 1997///
CY  - NEW DELHI
PB  - ANMOL PUBLICATIONS
KW  - SUB-SURFACE DRILLING TECHNIQUES
KW  - WATER ANALYSIS
KW  - BACTERIOLOGICAL PARAMETERS
KW  - SOIL SEDIMENT ANALYSIS
ER  -