000			00447nam a2200157Ia 4500
003			NIELib
008			211019s9999||||xx |||||||||||||| ||und||
082			_a372.3 _bLEA
100			_aAtreya, B.D. _927864
245			_aLearning Science through Environment
260			_bNational Council of Educational Research Training, _c1979. _aNew Delhi:
300			_a75p.; _c24cm
650			_aPrimary Education
700			_927870 _aGuru, G.
942			_2ddc _cSR
999			_c19079 _d19079