000			00390nam a2200157Ia 4500
005			20260205100014.0
008			260111s9999||||xx |||||||||||||| ||und||
082			_a507 C39E
100			_aChattopadhyay, Deepanwita
245		0	_aExperiments in Science
250			_aBk.2
260			_aNew Delhi _bLearners press _c2000
300			_a315p.
690			_aScence-Experiments
942			_cBK
999			_c224572 _d224572