000 00512nam a2200181Ia 4500
999 _c60382
_d60382
005 20220105112650.0
008 180710s9999 xx 000 0 und d
020 _a103072
041 _aEN
082 _a543
_bOPE
_223
100 _aOPEN Univeristy of Sri Lanka
245 _aCourse of study leading to the degree of bachelor of science level 4 PSU 2116: a
260 _aNugegoda
_bThe Open University of Sri Lanka
_c1987
300 _a106 p.
509 _aNS
650 _aAnalytical chemistry
942 _cR