@BOOK{ Book!D - 103940368, AUTHOR = "Latham-Koenig , Christina", TITLE = "American English file 1", LIBRARY= "کتابخانه مرکزی و مرکز اسناد دانشگاه اصفهان", SUBJECT = "English language - Study an​d teaching- Textbooks for foreign speakers ► English language Textbooks for forein speakers- Problems, exercises, etc", URL = "/book/103940368/American-English-file-1/"}