000			00309nam a22001337a 4500
020			_a9788121933699
082			_a001.076 KHU-M
100			_aKhurana K J S; Markanday R _91050
245			_aMaths 30 Days Wonder
260			_aNew Delhi _bS Chand _c2018
300			_a632p.
650			_aMaths _91051
942			_cBK
999			_c5104 _d5104