000			00303nam a22001337a 4500
003			SGT
082			_a370 _bU16S
100			_aSINGH, DR. HARPAL
245			_aUNDERSTANDING DISCIPLINES AND SUBJECTS
260			_aNEW DELHI _bEDUCATION PUB _c2016
300			_a168
650			_aEDUCATION
942			_2ddc _cBK
999			_c12312 _d12312