000			00311nam a2200133Ia 4500
005			20251222144900.0
008			251222s9999||||xx |||||||||||||| ||spa||
020			_a0-582-55984-7
082			_a425.05/A18
100			_aAcklam, Richar
245		0	_aThink First Certificate:
264			_bLongman
942			_cLIB
999			_c21960 _d21960