000 00424nam a2200169 4500
001 001765
003 DLC
008 141112s1993 ck r 000 u spa d
020 _a0521370140
041 0 _aspa
082 _a418
_bN972d
100 0 _aNunan, David
245 _aDesigning tasks for the comunicative classroom
260 _aGran Bretaña :
_bUniversity Press,
_c1993
650 _aIngles enseÑanza
942 _2ddc
_cBK
999 _c1763
_d1763