@BOOK{ Book!D - 98829154,
AUTHOR = "/ Betty S. Azar, Stacy A. Hagen, Azar, Betty Schrampfer, 1941-",
TITLE = "Understanding and using English grammar",
LIBRARY= "كتابخانه مركزی دانشگاه علوم پزشكی اصفهان",
SUBJECT = " English language-- Textbooks for foreign speakers,English language-- Grammar-- Problems, exercises",
URL = "/book/98829154/Understanding-and-using-English-grammar/"}