| Mosquito | Roma | Tearne | 2007 | Literature |
| Most Dangerous Moment, The - The Japanese Assault on Ceylon 1942 | Michael | Tomlinson | 1979 | General |
| Mothers For Life - Motherhood & Marginalization in the NCP of Sri Lanka | Joke Therese | Schrijvers | 1985 | General |
| Mount Lavinia Hotel, The Story of | Maureen | Seneviratne | 1995 | General |
| Mount Lavinia The Governor's Palace | Shevanthie | Goonasekera | 2006 | General |
| Moving Towards What ? The Sri Lanka Economy 1977-1985 | Centre For Society & Religion | N/A | 1986 | General |
| Mud House To Mansion | Hubert | Weerasooriya | 2000 | Literature |
| Muhammad | Edward | Hulmes | 1986 | Religion |
| Multiple Benefits of Small irrigation Tanks & their Economic Value - A Case Study in the Kala Oya Basin, Sri Lanka - IUCN | H. D. B. S. | Perera | 2005 | General |
| Multipurpose Tree Species in Sri Lanka | H.P.M., Prof | Gunasena | 1994 | General |
| Murali - The Greatest Among the Great | Sampath | Bandara | 2010 | General |
| Murali, The Greatest Among the Great | Sampath | Bandara | 2010 | General |
| Murals At Tivanka Pilimage | C.E. | Godakumbura | 1969 | General |
| Murder in Ceylon, A - The Sathasivam Case | Ravindra | Fernando, Prof | 2006 | General |
| Murder in the Pettah | Jeanne | Cambrai | 2001 | Literature |
| Murder of a Beauty Queen | Alex | Josey | 1984 | General |
| Murder of a Moderate - Political Biography of A.Amirthalingam | T. | Sabaratnam | 1996 | Politics |
| Murder of A Mystery Man, The: Charles-Christophe Tascereau | A.C. | Alles | 1998 | General |
| Murders at the Vicarage, The Mathew Peiris Case | Ravindra, Prof. | Fernando | 2016 | History |
| Murders at the Vicarage, The Mathew Peiris Case | Ravindra, Prof. | Fernando | 2015 | General |
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