000 00389nam a2200169Ia 4500
020 _a9788180521720
082 _a574.52/MIR
100 _aMirsa, S P
245 _aEssential environmental studies
260 _bAne Books
_aNew Delhi
_c2009
300 _a741
650 _aEnvironmental sciences
650 _aHuman ecology
700 _aPandey,S N
901 _a4436
942 _2ddc
_cBK
999 _c3980
_d3980