000 00487nam a22001577a 4500
999 _c38910
_d38910
003 OSt
020 _a9798189747571
082 _a577.27 SAC-E
100 _aSachan, Nikhil K
245 _aEnvironment and Ecology
260 _aDelhi
_bBirla Pub.
_c2010
300 _a220p.
500 _a1. Environmental Studies 2. Ecosystems 3. Environmental Pollution 4. Laws Related to Environmental Protection 5. laws Related to Environmental Protection
901 _a222PHAR
942 _2ddc
_cBK