000 00380nam a2200157Ia 4500
008 230118s9999||||xx |||||||||||||| ||und||
020 _a978-81-7473-302-3
082 _a370.1
082 _bSIN/A
100 _adr.sharadha
_bsinha
100 _bdr.manishashukla
245 2 _aa textbook of environmental studies
260 _adelhi
260 _baitbs publishers
260 _c2005
999 _c4071
_d4071