@BOOK{ Book!D - 104845659,
AUTHOR = "/ William A. Katz",
TITLE = "Introduction to reference work",
LIBRARY= "كتابخانه بنياد دايرة المعارف اسلامی",
SUBJECT = "خدمات مرجع ,Reference services (Libraries),Reference books- Bibliography",
URL = "/book/104845659/Introduction-to-reference-work/"}