@BOOK{ Book!D - 100182889,
AUTHOR = "/ Betty Schrampfer Azar",
TITLE = "Understanding and using English grammar",
LIBRARY= "كتابخانه مركزی دانشگاه حضرت معصومه (س)",
SUBJECT = "English language- Textbooks for foreign speakers,English language- Grammar- Problems, exercises, etc",
URL = "/book/100182889/Understanding-and-using-English-grammar/"}