000 00383nam a2200169Ia 4500
003 OSt
005 20251120142410.0
008 250729s1981 xx 000 0 und d
040 _cAL
041 _aeng
082 _a370.71 INSM
245 _aInstructional materials development
260 _aBangkok
_c1981
300 _a92p
650 _aEducation
_9224603
942 _2ddc
_cBED
999 _c236491
_d236491