000 00291nam a2200097Ia 4500
100 _aWESTON, Ann
245 _aTratados de libre comercio de America del Norte : una perspectiva = North American free trade agreements : a perspective.
260 _c1996
583 _c3/7/00
_kM2LMGR
942 _cA
999 _c21941
_d21941