000			00302nam a2200133Ia 4500
005			20260205100040.0
008			260111s9999||||xx |||||||||||||| ||und||
082			_a500 D537W
245		0	_aWorld of science.
260			_aDelhi _bDhingra. _c2001
300			_a91p.
690			_aScience.
942			_cBK
999			_c225359 _d225359