@BOOK{ Book!D - 103399751,
AUTHOR = "/ William A. Katz",
TITLE = "Introduction to reference work",
LIBRARY= "كتابخانه مركزی و مركز اسناد دانشگاه شهيد چمران",
SUBJECT = "Rreference services (Libraries),Reference books- Bibliography",
URL = "/book/103399751/Introduction-to-reference-work/"}