000 00312nam a2200097Ia 4500
008 190716s9999 xx 000 0 und d
082 _aTA-145#
100 _aAmir Singh
245 0 _aStudy of the effect of age and school environment on fluid and crystallized intelligence of high school children
942 _cMF
_2DDC
999 _c24568
_d24568