00698nam a22001697a 4500003000800000005001700008008004100025020001500066040002100081082001500102110009300117245017200210260003900382300003300421490005700454650001700511BD-DhUL20190310115815.0190310s1988    xxu||||| |||| 00| 0 eng d  a9211612985  aBD-DhULcBD-DhUL  a362.1bUNU 1aUnited Nations.Department of International Economic and Social Affairs.Statisticl Office1 aUnited Nation disability statistics  data base, 1975-1986 :technical manual /cUnited Nations.Department of International Economic and Social Affairs.Statisticl Office  aNew York :bUnited Nations,c1988.  avi,86 p. :b ill. ; c28 cm. 0aStatistics on special population groups series; No.3 0aDisabilities