TY  - BOOK
AU  - Joseph, Benny
AU  - Joseph, Benny
TI  - Environmental studies
SN  - 9780070648135
AV  - 628 JOS 2009 
U1  - 628 JOS 2009 
PY  - 2009///
CY  - New Delhi
PB  - McGraw-Hill
KW  - Civil Engineering
ER  -