000 00434nam a2200145Ia 4500
999 _c36242
_d36242
005 20220422142630.0
008 180712s9999 xx 000 0 und d
020 _a335042422
082 _a546.41
_bOPE
_223
110 _976373
_aOpen University of Sri Lanka
245 _aScience: a third level course- the nature of chemistry, lanthanides and actinide
260 _aLondon
_bThe Open University
_c1977
300 _a35 p.
942 _cR