| Manual Of Green Manuring, A | Dept of Agriculture | N/A | 1931 | General |
| Manual of the Birds of Ceylon | W.E. | Wait | 1931 | General |
| Manual of the Mammals of Ceylon | W.W.A. | Phillips | 1935 | General |
| Manual of the Vanni Districts, Ceylon, A | J.P. | Lewis | 1993 | General |
| Manual of Timber Utilisation for Ceylon, A | A.E.K. | Tisseverasinghe | 1971 | General |
| Manual on Civil & Political Rights, A | Jehan | Perera | 1988 | General |
| Manual on Economic, Cultural & Social Rights, A | Radhika | Coomaraswamy | 1988 | General |
| Many Bulls in My China Shop | Carl | Muller | 2010 | Literature |
| Many Men that Were Malalasekere, The - A Biographical Anthology | Chitra Malalasekera | Ranawake | 2000 | General |
| Many Roads Through Paradise, An Anthology of Sri Lankan Literature | Shyam | Selvadurai | 2014 | Literature |
| Many-Coloured Life, A | Maureen | Seneviratne | 2008 | General |
| Maps & Plans Of Dutch Ceylon | K. D. | Paranavitana | 2002 | History |
| Marga - Vol 2, No 3, 1974 | Godfrey | Gunatilleke | 1974 | General |
| Marga - Special Issue - Vol 7, No's 2 & 3, 1984 | Godfrey | Gunatilleke | 1984 | General |
| Marga - Vol 1, No 1, 1971 | Godfrey | Gunatillke | 1971 | General |
| Marga - Vol 1, No 4, 1972 | Godfrey | Gunatilleke | 1972 | General |
| Marga - Vol 2, No 1, 1973 | Godfrey | Gunatilleke | 1973 | General |
| Marga - Vol 2, No 2, 1973 | Godfrey | Gunatilleke | 1973 | General |
| Marga - Vol 2, No 4, 1975 | Godfrey | Gunatillake | 1975 | General |
| Marga - Vol 3, No 1, 1976 | Godfrey | Gunatillake | 1976 | General |
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