| 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 |
| Lore of the Law & Other Memories | S.L. | Gunasekara | 2011 | General |
| Loris - Vol 25, No 3, June 2009 | Rohan | Wijesinha | 2009 | General |
| Loris, Journal of the WNPS - Index to Vol's 1 to X (1936 - 1966) | G. Douglas | Austin | 1966 | General |
| Loris, Journal of the WNPS, Special Issue May 2000 | Douglas B. | Ranasinghe | 2000 | General |
| Loris, Vol 22, No 1, June 1999 | Rohan | Pethiyagoda | 1999 | General |
| Loris, Vol 22, No 2, December 1999 | Rohan | Pethiyagoda | 1999 | General |
| Loris, Vol 22, No 3, June 2000 | Rohan | Pethiyagoda | 2000 | General |
| Loris, Vol 22, No 4, December 2000 | Devaka, Dr | Weerakoon | 2000 | General |
| Loris, Vol 23, No's 3 & 4, 2003 | Rohan | Wijesinha | 2003 | General |
| Loris, Vol 24, No's 5 & 6, 2007 | Rohan | Wijesinha | 2007 | General |
| Loris, Vol 25, Issue 5, June 2010 | Pravin | Mendis | 2010 | General |
| Loris, Vol 25, No 4 | Rohan | Wijesinha | 2009 | General |
| Loris, Vol 25, No 6, 2010 | Pravin | Mendis | 2010 | General |
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