TY  - GEN
AU  - Dhameja,S.K.(Suresh K.)
TI  - Environmental studies
SN  - 9788188458776 (pbk.)
AV  - LB1025.2 .W3
U1  - 333.72 
PY  - 2012///
CY  - New Delhi
PB  - S.K. Kataria
KW  - Education
KW  - Philosophy
N1  - Includes bibliography & index
ER  -