000			00347nam a2200145Ia 4500
005			20251222141822.0
008			251222s9999||||xx |||||||||||||| ||spa||
020			_a978-9972-45-233-8
082			_a001.42/K72
100			_aKogan Cogan, Liuba
245		0	_aAprender a Investigar
250			_a2a.ed.
264			_bFondo Editorial UL
942			_cLIB
999			_c6826 _d6826