000 00308nam a2200121Ia 4500
008 160710s1956 xx 000 0 und d
082 _a370.15 RYB
100 _aRYBURN,W. M.
245 _aINTRODUCTION TO EDUCATIONAL PSYUCHOLOGY
260 _bOXFORD UNIVERSTY PRESS
_c1956
300 _a285
942 _2ddc
_cB
999 _c18147
_d18147