000 00439nam a22001697a 4500
003 OSt
005 20251030155003.0
040 _cTRA
041 _aEng
082 _a507
_bC678n 1977
245 _aNew trends in integrated science teaching : evaluation of integrated science education
260 _aParis
_bUNESCO
_c1977
300 _a199 p.
650 _aScience--Study and teaching
700 _4Editor
_aCohen, David
942 _cENG
999 _c89366
_d89366