| Type | Book |
| ชื่อเรื่อง | LC21 [electronic resource] : a digital strategy for the Library of Congress / Committee on an Information Technology Strategy for the Library of Congress, Computer Science and Telecommunications Board, Commission on Physical Sciences, Mathematics, and Applications, National Research Council |
| ISBN | 0309514649 (electronic bk.) |
| พิมพลักษณ์ | Washington, D.C. : National Academy Press, c2000 |
| รูปเล่ม | 1 online resource (xviii, 265 p.) : ill |
| หัวเรื่อง | Digital libraries --United States --Planning [] |
| | Integrated library systems (Computer systems) --United States --Planning [] |
| | Libraries --United States --Special collections --Electronic information resources --Planning [] |
| | National libraries --United States --Automation --Planning [] |