000 00272nam a2200121Ia 4500
100 _aPrabhakar, V.K.
020 _a81-261-0847-9
942 _cBK
654 _a
245 _aEnviromental Education
260 _aNew Delhi
_bAnmol Publications
_c2001
082 _a370:574.5
999 _c388042
_d388042
041 _aeng