000 00375nam a2200181Ia 4500
003 0STCL
008 150530s9999 xx 000 0 und d
040 _aSTCL
_cSTCL
100 _aJohn Best, W.
245 _aResearch in education
250 _aThird
260 _c1978
300 _a0
546 _aEnglish
942 _2ddc
_cBK
999 _c89
_d89
005 20220125160150.0