000 00269cam a22000977a 4500
008 180718b1976 xxu||||| |||| 00| 0 eng d
082 _aYAx56 Un3
245 _aNational science and technology policies in the Arab states
260 _aParis
_bUnesco
_c1976
300 _a214p.
999 _c499278
_d499278