LGPL (lesser general public license): http://www.gnu.org/copyleft/lesser.html
Liber Liber: http://www.liberliber.it/
Liber Liber: Biblioteca: http://www.liberliber.it/biblioteca/
Libération: http://www.liberation.fr/
Librairie Ulysse: http://www.ulysse.fr/
Librarians’ Internet Index: http://lii.org/
Library Journal: http://www.libraryjournal.com/
Library of Congress: http://www.loc.gov/
Library of Congress: NLS (National Library Service for the Blind and Physically
Handicapped): http://www.loc.gov/nls/
Library of Congress Online Catalogs: http://catalog.loc.gov/