000 00284 a2200121 4500
082 _a310
_bSTA
090 _c15427
_d23299
245 _aStatistical handbook 1996
260 _aColombo
_bStatistical Divition
_c1996
_g1997
300 _a170p.
_c13cm
650 _aStatistical
942 _cPR
999 _c43526
_d43526