@BOOK{ Book!D - 103381385,
AUTHOR = "/ Patricia Ackert ",
TITLE = "Concepts and comments",
LIBRARY= "كتابخانه مركزی و مركز اسناد دانشگاه شهيد چمران",
SUBJECT = "English language, Textbooks for foreign speakers",
URL = "/book/103381385/Concepts-and-comments/"}