000			00451nam a2200157Ia 4500
003			NIELib
008			211019s9999||||xx |||||||||||||| ||und||
082			_a507 _bPHY
100			_aNational council of education research and training
245			_aPhysics : Science for middle schools, Part 1
260			_bSri Aurobindo Marg, _c1967. _aNew Delhi :
300			_avi,107p.; _bill.; _c24cm
650			_aScience
650			_aPhysics
942			_2ddc _cLM
999			_c25088 _d25088