000 00374nam a2200169Ia 4500
008 210219s9999||||xx |||||||||||||| ||und||
020 _c130
082 _a337 RAM
100 _aB S Raman
245 0 _aEnvironmental Studies
250 _a5
260 _aMangalore
260 _bUnited Publishers
260 _c2011
300 _a210 p.
650 _aEnvironmental Studies
999 _c4868
_d4868