000 00369nam a2200121Ia 4500
082 _a371.967
_bUNM
245 _aMultiple class teaching and education of the disadvantaged groups
_b:India, Sri Lanka, Philippines, Republic of Korea
260 _aBangkok:
_bUNESCO,
_c1982.
300 _b98p
546 _aeng
650 _aMultiple class teaching-Asia
_949678
942 _cBK
999 _c13015
_d13015