@BOOK{ Book!D - 100792587,
AUTHOR = "/ Geoffrey Leech, Jan Svartvik",
TITLE = "<A> communicative grammar of English",
LIBRARY= "کتابخانه دانشکده زبان ها و ادبیات خارجی (دانشگاه تهران)",
SUBJECT = "English language ــ Congresses",
URL = "/book/100792587/A-communicative-grammar-of-English/"}