000 00222nam a22000977a 4500
100 _aANJANEYULU,Y.
245 _aINTRODUCTION TO ENVIRONMENTAL SCIENCE
260 _aHYDERABAD:
_bBSP
_c2004
300 _aXXVI,745p
942 _cBK
999 _c15795
_d15795