000 00407nam a2200133Ia 4500
005 20250913131710.0
008 250913s9999||||xx |||||||||||||| ||und||
041 _aEnglish
245 0 _aLaboratory Techniques for Secondary School Science Education
260 _aBangkok :
_bUNESCO Regional Office for Education in Asia and the Pacific,
_c1984
300 _a34p.;
_c26cm
650 _aWorkshop
942 _cSM
999 _c154286
_d154286