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020 _a9770021000693
041 _aEN
082 _223
_a315.493
_bSRI
245 _aSri Lanka Socio Economic data
260 _aColombo
_bCentral bank of Sri Lanka
_c2021
300 _a100 p.
509 _aNS
650 0 _9135021
_aEconomic and social statics - Sri Lanka
942 _cPRGD