NorthStar.
White Plains, N.Y. : Longman
c2004-
Basic/low intermediate student book / Robin Mills, Laurie Frazer -- Basic/low intermediate student book with audio CDs / Robin Mills, Laurie Frazier -- Basic/low intermediate teacher's manual and achievement tests / Robin Mills, Laurie Frazier -- Intermediate student book with audio CDs / Helen S. Solórzano, Jennifer P.L. Schmidt -- Intermediate teacher's manual and acievement tests / Helen S. Solórzano, Jennifer P.L. Schmidt -- High intermediate teacher's manual and achievement tests / Tess Ferree, Kim Sanabria -- Advanced student book with audio CDs / Sherry Preiss -- Advanced teacher's manual and achievement tests / Sherry Preiss -- Basic/Low intermediate audio CDs
English language
English language
Listening
English language