Indeksy

• Librairie Stock, Delamain et Boutelleau 1
• Lippincott 2
• Literat 2
• Little, Brown 3
• Little, Brown and Company 1
• Liwona 1
• Łódź University Press 1
• Łódzkie Towarzystwo Naukowe 3
• London 1
• Longman 61
• Longman : Faber and Faber 1
• Longman : Pearson Education Ltd 1
• Longmans 8
• Longmans, Green 10
• Los Angeles Book Corp. 1
• Lotnicza Akademia Wojskowa 1
• Loughborough University of Technology 1
• LSCU 1
• LTN 3
• LTN-K 1