000 00426nam a2200157Ia 4500
008 170901s1951 xx 000 0 und d
082 _a370.15
_bE58E
100 _aEllis, Robert S.
245 0 _aEducational Psychology
_bA Problem Approach
260 _aNew Jersey
_bD. Van Nostrand Company
_c1951
300 _a546
650 _aEducation
650 _aSocial sciences
653 _aEducational psychology
942 _2ddc
_cBK
999 _c4136
_d4136