000			00339nam a2200145Ia 4500
005			20260205063159.0
008			260111s9999||||xx |||||||||||||| ||und||
020			_a812193351x
082			_a510.76 K529M
100			_aKhurana,K J S
245		0	_aMaths 18 days wonder
260			_aNew Delhi _bS.chand
300			_a299p.
942			_cBK
999			_c181202 _d181202