00542nam a2200169Ia 4500008003900000020001500039035001700054082001600071100002200087245010100109260004800210300001100258650002700269650003800296700001900334700001900353770711s2000    nyu         a       eng  a0521628431  a(Sirsi) 137004a428 bR42n210aRichards, Jack C.10aNew interchange english for international communication :b3A student's book /cJack C. Richards  aNew York :bOxford University Press,c2000.  a160 p. 4aInglés xEnseñanza 4aInglés xProblemas, ejercicios.1 aHull, Jonathan1 aProctor, Susan