《Changes 2 Student's Cassette》是Cambridge University Press出版的圖書，作者是Richards, Jack C.; Haines, David; Hull, Jonathan。
Changes 1 Student's Cassette 《Changes 1 Student's Cassette》是Cambridge University Press出版的圖書，作者是Richards, Jack C.; Haines, David; Hull, Jonathan
Changes 3 Student's Cassette 《Changes 3 Student's Cassette》是Cambridge University Press出版的圖書，作者是Richards, Jack C.; Haines, David; Hull, Jonathan。
Changes 2 Student's Cassette 《Changes 2 Student's Cassette》是Cambridge University Press出版的圖書，作者是Richards, Jack C.; Haines, David; Hull, Jonathan。
