000 00734nam a2200241Ia 4500
003 OSt
005 20221005065103.0
006 a|||||r|||| 00| 0
007 ta
008 221004b |||||||| |||| 00| 0 eng d
024 _a90451
037 _cTextual
040 _aCRL
_cCRL
_beng
041 _2eng
_aeng
082 _aT4:2(A).73'N70, L1
100 _aLockard David J. Ed.
_9604470
245 0 _aSeventh report of the international clearinghouse on science and mathematics curricular developments
260 _aMaryland
_bScience Teaching Center
_c1971
500 _aDSK Collection
650 _aEDUCATION
942 _hT4:2(A).73'N70, L1
_cTEXL
_2cc
999 _c974023
_d974023