000 003640000a22001450004500
245 _aWardhanaye seema
100 _aMedows, Donella M. ... [et al.]
110 _aMarga Institute, Colombo LK
260 _aColombo
_bMarga Institute
_c1975
500 _aText in Sinhala
080 _a312
_bM3
650 _aVITAL STATISTICS
650 _aPOPULATION.
942 _cBK
999 _c59117
_d59117