| Medicinal Plants Used in Ceylon - Part 3 (Fla-Lyth) | D.M.A. | Jayaweera | 1981 | General |
| Medicinal Plants Used in Ceylon - Part 4 (Magno-Rubia) | D.M.A. | Jayaweera | 1982 | General |
| Medicinal Plants Used in Ceylon - Part 5 (Ruta-Zygo) | D.M.A. | Jayaweera | 1982 | General |
| Medico-Legal Aspects of Torture (Care of Victims of Torture & Extreme Trauma) | Ravindra | Fernando | 2000 | General |
| Medieval Gold Coins of Sri Lanka (700 - 1100) | O. M. R. | Sirisena | 2002 | General |
| Meditative Mind, The | Ayya | Khema | 2012 | Religion |
| Medusa's Hair | Gananath | Obeyesekere | 1984 | General |
| Meena - The First Sinhala Novel | A.Simon | De Silva | 1987 | Literature |
| Meeting the Twain An Account | Robert Egeter | van Kuyk | 2011 | General |
| Mehe Varen - Or Sinna Durai's Pocket Sinhalese Guide | A.M. | Ferguson | 1926 | General |
| Melbourne Cup Ball & Reception to Australian Cricketers - Souvenir | Ceylon - Australia - New Zealand Association | N/A | 1969 | General |
| Memoir of Daniel Overbeek, Governor of Ceylon, 1742-1743 | K. D. | Paranavitana | 2009 | History |
| Memoir of Jan Schreuder, 1757-1762, Selection From Dutch Records | E. | Reimers | 1946 | History |
| Memoir of Joan Maetsuyker, President & Commander in Chief, 1646-1650 | E. | Reimers | 1927 | History |
| Memoir of Julius Stein Van Gollenesse, Governor 1743-1751 | Sinnappah | Arasaratnam | 1974 | History |
| Memoir of Librecht Hooreman, Commander of Jaffna, 1748 | K. D. | Paranavitana | 2009 | History |
| Memoir of the Archaeological Survey of Ceylon | A.M. | Hocart | 1924 | General |
| Memoirs of a Cabinet Secretary | Bernard Percival | Peiris | 2008 | General |
| Memoirs of a Cockroach | Deryck | de la Motte | 2008 | Literature |
| Memoirs of a Penpusher - Kachcheries and Commissions | Tissa | Devendra | 2010 | General |
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