00600nam a2200169 a 4500001001400000003000400014008004100018020001800059050002200077245011400099250001100213260004700224300001900271650005400290650005700344700002900401vtls000093482MTX130125 2006    nyua          000 0 tha d  a978013189987200aPE1128bF652 200610aFocus on grammar 3 :bAn integrated skills approach : Teacher's manual /cSilvia Carolina Tiberio... [et al.]  a3rd ed  aWhite Plains, NY :bPearson Longman,c2006  a215 p. :bill. 0aEnglish languagexTextbooks for foreign speakers. 0aEnglish languagexGrammarxProblems, exercises, etc.1 aCarolina Tiberio, Silvia