| Living Meditation, Living Insight | Thynn, Dr | Thynn | 1995 | Religion |
| Living Through Jaffna's Sultry Sunset | UTHR (J) | N/A | 1998 | General |
| Living With Elephants, Experiences of a Wildlife Veterinarian in SriLanka | Vihitha, Dr | Perera | 2015 | General |
| Living With Torturers & Other Essays of Intervention | Sasanka | Perera | 1995 | General |
| LMD Classcs | N/A | N/A | 2014 | General |
| Local Authorities Elections (Amendment) Act, No 24 of 1987 | Govt of Sri Lanka | N/A | 1987 | Politics |
| Local Government & Decentralized Administration in Sri Lanka | G.R.Tressie | Leitan | 1979 | Politics |
| Local Government in Sri Lanka | Victor | Gunewadena | 1987 | Politics |
| Local Politics in Sri Lanka | W.A. | Wiswa Warnapala | 1993 | Politics |
| Logos - Vol 12, No 2, 1973 | Centre For Society & Religion | N/A | 1973 | General |
| Logos - Vol 14, No 3, 1975 | Centre for Society & Religion | N/A | 1975 | General |
| Logos - Vol 4, No's 35 & 36, 1969 | Centre For Society & Religion | N/A | 1969 | General |
| Lonely Artist, The - Lester James Peries, A Critical Introduction To His Films | Philip | Coorey | 1970 | General |
| Long Walk, The - Indian Plantation Labour in 19th Cent S.L. | Ian H. | vanden Driesen | 1997 | General |
| Long War, Cold Peace - Conflict & Crisis in Sri Lanka | Dayan | Jayatilleka | 2013 | General |
| Long Watch, A - War, Captivity & Return in Sri Lanka | Ajith (Commodore) | Boyagoda | 2016 | General |
| Longest Days | Prematilaka | Mapitagama | 2000 | General |
| Lord Comes, The - A Novel on the Life of the Buddha | Robert | Payne | 1948 | Religion |
| Lord of the Jungle, The | D.J.G. | Hennessy | 1967 | General |
| Lord's Prayer, The - Bridge to a Better World | C.G. | Weeramantry | 1998 | General |
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