L

• Laleydigital
  
• Laminación
  
• Latindex
  
• Layar
  
• LIBER : Ligue des Bibliothèques Européennes de Recherche – Association of European Research Libraries
  
• LibQUAL+ Actualizado
  
• Library Hub Discover
  
• LibraryH3lp
  
• LibraryThing
  
• LILACS
  
• LION : Literature Online
  
• LISA : Library and Information Science Abstracts
  
• Literatura gris
  
• LLBA : Linguistics and Language Behavior Abstracts
  
• LOCKSS : Lots Of Copies Keep Stuff Safe