000 00480nam a2200169 a 4500
001 sulb13165
008 130320s1992 ii a 000 0 eng d
020 _a8170413524
040 _aDLC
_cDLC
_dDLC
_dBD-SySUS
082 0 0 _a577.14
_222
100 1 _aTyagi, O D.
245 1 2 _aA textbook of environmental chemistry /
_cO D Tyagi; M Mehra.
260 _aNew Delhi :
_bAnmol. ,
_c1992.
300 _a404 p. :
_bill. ;
_c25 cm.
650 0 _Environmental chemistry.
700 1 _aMehra, M.
999 _c8473
_d8473