000 00435nam a2200157Ia 4500
001 49420
003 BIBL
005 20191122021142.0
008 920312|1951||||cn |||||||||||00010|eng|d
100 1 0 _aEllis, R.
_9220352
_2Local
245 1 0 _aEducational Psychology
_ba problem approach.
260 0 _aToronto
_bVan Nostrand
_cc1951.
300 _axi, 546 p. diagrs.
504 _aIncludes bibliography.
650 0 _aPsychology
_2Local
_9154751
999 _c37359
_d37359