000			00406nam a22001577a 4500
003			OSt
005			20150504143539.0
008			150504b xxu||||| |||| 00| 0 eng d
110			_aUNESCO.
245			_aMultiple class teaching in primary schools :
260			_aBangkok : _bUNESCO, _c1988.
300			_a72 p. _c28 cm.
650			_aMultiple class teaching
650			_aPrimary schools
942			_2ddc _cBK
999			_c10097 _d10097