000 00404nam a2200157Ia 4500
008 130223s9999 xx 000 0 und d
080 _a371.132
100 _aValin, E.
245 _aValue of examinations : A technical study carried out in the Lebanon
260 _aFrance
260 _c1961
300 _a38 p.
440 _aNo. 40; UNESCO Educational Stu
901 _pS10573
942 _cB
_2udc
999 _c136332
_d136332