Interchange Intro - Richards, Jack C; Cory-Wright, Kate; Gordon, Deborah B; Pinaco, Sergio (Cambridge Cambridge university press, 2005)
video teacher's guide -- teachers resource book -- teacher's edition -- workbook -- lab guide -- student's book w/ self study audio cd -- student's book A w/self study audio cd -- student's book B w/self study audio cd -- work book A -- work book B
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Keywords: english language -- teaching and study