000			00328nam a2200133Ia 4500
005			20251222144900.0
008			251222s9999||||xx |||||||||||||| ||spa||
020			_a0-521-49716-7
082			_a428.4/N93
100			_aNunan, David
245		4	_aThe Self-Directed Teacher:
264			_bCambridge University Press
942			_cLIB
999			_c21952 _d21952