@BOOK{ Book!D - 99052796,
AUTHOR = "/ Jack C. Richards., Richards, Jack C.",
TITLE = "interchange intro: Student's book ",
LIBRARY= "کتابخانه مرکزی و مرکز اسناد دانشگاه تهران",
SUBJECT = " English language - Textbooks for foreign speakers,Communication, International - Problems, exercises, etc",
URL = "/book/99052796/interchange-intro-Students-book/"}