000 00442 a2200169 4500
020 _a9230015989
082 0 4 _a310.5
_bUNS
100 1 _aUnesco
_9182252
245 1 0 _aStatistical yearbook annuaire statistique anuario estadistico 1983
_cUnesco
260 _aLondon:
_bUnited Nations Educational,
_c1983.
300 _avarious pages
490 1 _a
500 _aHB
520 _aEng
650 4 _aStatistical-Yearbook
_916210
942 _cREF
999 _c45598
_d45598