000			00257nam a2200109Ia 4500
008			231004s9999 xx 000 0 und d
020			_a0-5822-3426-3
090			_a510 BIR
100	0		_aJ.O Bird, A.J.C May
245	0	0	_aTechnician mathematics
260			_a-;-;-
999			_c3375 _d3375