000 00390nam a2200157Ia 4500
003 IN-KoSCC
008 211107s9999 000 0 eng
082 _a574.52
_bM278En
100 1 _aManivasakam, N.
245 1 _aEnvironmental pollution
260 _aNew Delhi
_bNational book trust
_c1984
300 _ax,160p.
_bill.
_c24cm.
500 _aRs.40.00
653 _aBiology
942 _cBK
999 _c15122
_d15122