000			00358nam a2200133Ia 4500
008			211109s9999||||xx |||||||||||||| ||und||
082			_a512.2 _bLEE-H
100			_aJ W, Leech
245		0	_aHow To use Groups
260			_bB.J. PUB. _aMadras _c1978
630			_xGeneral Stack
650			_aMathematics _vQuantum theory _xGroup TheoryMathematics
942			_cBOOK
999			_c77847 _d77847