000 00275nam a22001217a 4500
003 OSt
008 240905b |||||||| |||| 00| 0 eng d
082 _a370.1055
_bJ78
245 _aJ. Educational Psychology Vol.-72
260 _c1980
300 _a1-3
942 _2ddc
_cPER
999 _c45177
_d45177