TY  - BOOK
AU  - Dhar, Durga Nath
AU  - Kuma, Shalin
TI  - Environmental science and ethics
SN  - 9789380097428
U1  - 628 
PY  - 2009///
CY  - New Delhi
PB  - Vayu Education of India
KW  - Civil Engineering
KW  - Vaish, Triloki
ER  -