The main
textbook for this subject is: English Unlimited [Intermediate] by David Rea and Theresa Clementson [with Alex Tilbury and Leslie Anne Hendra]. Published by Cambridge University Press, the book can be found
at the Coop bookshop on campus or through such online bookshops such as
Amazon.com.jp [see link below]. To
have a look at sample pages of the text book look at the link below to its page
on the CUP website.
Links: