000			00314nam a2200133Ia 4500
008			230524s9999 xx 000 0 und d
040			_cUDSM
050			_aPE1421.C7
100	1		_aCrystal, D. _eAuthor
245	1	0	_aInvestigating english style _cD. Crystal
260			_c1969
300			_c23cm.
942			_cBK _2lcc
999			_c49597 _d49597