000 00429nam a22001457a 4500
020 _a955230654x
082 _a551.48 IQB
100 _aIqbal,Sithy.S
245 _aEnvironmental Chemistry-Part 11 : The Hydrosphere(Water)
260 _aColombo
_bOpen University
_c1998
300 _a97p
490 _aThe Degree of Bachelor of Science Level 5 -CHU 3122
650 _achemistry,environmental, Hydrosphere(Water)
_aOUSL
942 _cBK
999 _c529
_d529