| Law of Property in Sri Lanka, The - Vol 3 | G.L. | Peiris | 1977 | General |
| Lawlessness In The Church - V - A Reply To The Church of Ceylon Congress | N/A | N/A | N/A | Religion |
| Lawlessness In The Church - VI - A Reply ToThe Church of Ceylon Congress | N/A | N/A | N/A | Religion |
| Lawlessness In The Church - VIII - A Reply To The Church of Ceylon Congress | N/A | N/A | 1948 | Religion |
| Laws & Customes of The Sinhalese or Kandyan Law, The | Frederic Austin | Hayley | 1993 | General |
| Laws & Customs of the Tamils of Jaffna, The | H.W., Dr | Tambiah | N/A | General |
| Laws in Sri Lanka, The, An Index | M. F. | Hamid | 1999 | General |
| Laws of Ceylon, The - Vol 1 | K. | Balasingham | 1929 | General |
| Laws of Ceylon, The - Vol 1 | James Cecil Walter | Pereira | 1913 | General |
| Laws of Ceylon, The - Vol 2 | James Cecil Walter | Pereira | 1904 | General |
| Laws of Ceylon, The - Vol 3 | K. | Balasingham | 1937 | General |
| Lay Bare The Roots | Martin | Wickramasinghe | 1963 | Literature |
| Lay Of Lanka, A & Other Verses | C.H. | Bartholomeusz | N/A | Literature |
| Leaves From My Life | Joseph | Grenier | 1923 | General |
| Leaves From The As'vattha | Maureen | Seneviratne | 1991 | Literature |
| Leaves of the Jungle | R. L. | Spittel | 2003 | General |
| Legacy, The | Ananda | Liyanage | 2006 | Literature |
| Legacy, The - Genesis 1 | Jean | Arasanayagam | 2013 | Literature |
| Legal Anecdotes & Humour in Court in Ceylon | Edmund P. | Wijetunge | 1966 | General |
| Legal Framework of Industrial Relations in Ceylon, The | S.R. | de Silva | 1973 | General |
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