000 00337nam a2200145Ia 4500
100 _aMohan, I.
020 _a81-7024-242-8
365 _b300
942 _cBK
654 _a
245 _aEnvironmental pollution and management
260 _aNew Delhi
_bAshish Publishing House
_c1989
082 _a614.7
300 _bHb
_c22cm
_axvi,388
999 _c375872
_d375872
041 _aeng