000 00311nam a22001217a 4500
999 _c182296
_d182295
005 20240830130330.0
008 240830b ||||| |||| 00| 0 eng d
041 _aEN
082 _223
245 _aReports and papers in the social sciences, no.38-43(1978)
260 _aParis:
_bUnesco,
_c1978.
942 _cPRBP