000 00435nam a2200169Ia 4500
001 18203
005 20250221151214.0
008 250214s9999||||xx |||||||||||||| ||und||
100 _aPradip Kumar, Dutta
245 0 _aRole of polymers for clean environment : course code no. 712
260 _aNew Delhi
260 _bAICTE
260 _c1996
300 _a26p.
650 _aPolymers--Environmental toxicity--Impacts
942 _cBK
999 _c34201
_d34201