| Modernization Vs Militarization: Ethnic Conflict & Labour in Sri Lanka | J. Basil | Fernando | 1991 | General |
| Moment in Nature, A - Yala to Maasai Mara | Athula | Dissanayake | 2006 | General |
| Moments of Truth in the Wilderness | Chitral | Jayatilake | 2009 | General |
| Monara Rising - The History of Civil Aviation in Sri Lanka | N/A | N/A | 2005 | General |
| Monarchs of Sri Lanka | H.M.Mervyn | Herath | 2002 | History |
| Monk & the Peasant, The - A Study of the Traditional Sinhalese Village | J. B. | Disanayaka | 2012 | General |
| Monk and the Peasant, The | J.B. | Disanayaka | 1993 | Religion |
| Monkfish Moon | Romesh | Gunesekera | 1992 | Literature |
| Monograph of the Batticaloa District of the Eastern Province, Ceylon | S.O. | Canagaratnam | 1921 | General |
| Monsoon | Rodney | Jonklaas | 1975 | Literature |
| Monsoon | L. C. | Weerasooriya | 1929 | Literature |
| Monsoon Rains & Icicle Drops | Libby | Southwell | 2006 | Literature |
| Moon in the Water, The | Ameena | Hussein | 2011 | Literature |
| Moonstone Guide to Ceylon (Sri Lanka) | Mervyn | Fernando | 1972 | General |
| Moonstones | C.E. | Godakumbura | N/A | General |
| More and More Bulls in my China Shop | Carl | Muller | N/A | Literature |
| More Hindu Temples | S. | Arumugam | 19891 | Religion |
| More Stories Retold from the Mahavamsa & Chulavamsa | Maureen | Seneviratne | 1991 | History |
| Morning Spice by Ginger | Nihal | Corea | 2002 | General |
| Morning Star, A - Remembering "Small of Richmond" | Thomas Joseph | Simpson | 2001 | General |
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