000 00330nam a2200145Ia 4500
008 150502s9999||||xx |||||||||||||| ||und||
082 _a628.5 K.
100 _aK. C. Agarwal
245 _aEnvironmental Pollution
250 _a2001
260 _bNidhi Pub.
300 _a628.5 K.
600 _aLife Science
942 _2ddc
_cBK
999 _c11224
_d11224