000 00311nam a22001337a 4500
020 _a9789552312755
082 _a543 GUN
100 _aGunawardana,H.D
245 _aAnalytical Chemistry:Practical
260 _aColombo
_bIchemc
_c1988
300 _a115p
650 _aanalytical chemistry,practical
942 _cBK
999 _c3152
_d3152