प्राधिकरण फ़ाइल International Standard Book Number (ISBN): आई॰ऍस॰बी॰ऍन॰ "LibraryofCongress Update for 2008 ALA Annual Conference: January–May, 2008" [2008 की
Archived 2015-07-21 at the वेबैक मशीन (Andrea Matles Savada, editor). LibraryofCongress Federal Research Division (July 1994). This article incorporates