000 00415cam a22001217a 4500
008 180718b1959 xxu||||| |||| 00| 0 eng d
082 _aP144 In8p
245 _aPrimary School Textbooks: preparation, selection, use
_cby UNESCO
260 _aParis
_bUNESCO Place De Fontenoy
_c1959
300 _a245p.
440 _aXXIInd International Conference on Public education
700 _aU.K. International Bureau of Education
999 _c414798
_d414798