000			00574nam a22001937a 4500
001			5326
003			MX-SIABUC
005			20260702203404.0
040			_aMX-SIABUC
008			991231s 0000000 000 d
090			_aC A110 H435
245	0		_aHeadway: pre-intermediate.
260	4		_aNew York: _bOxford University Press
300	4		_a3v.
505	4		_av.1 Student's book.--v.2 Woorkbook.--v.3 Teacher's book (includes test booklet).--v.4 Cassette #1.--v.5 Casstte #2
650			_a1.INGLÉS _z-ESTUDIO Y ENSEÑANZA
599			_a19970204 00:00:00
942			_c1
999			_c5326 _d5326