| RAS Journal - Vol XXXV, No 93 | Royal Asiatic Society | Ceylon Branch | 1940 | General |
| RAS Journal, Vol IV, No 13, (1865-1866) - Reprint | Royal Asiatic Society | Ceylon Branch | 1954 | General |
| Ratnapura - As Seen by Government Agents | Malcolm | Abeyaratne | N/A | General |
| Ravana Dynasty in Sri Lanka's Dance Drama ( Kohomba Kankaatiya) | Theja | Gunawardhana | 1977 | General |
| Ravana King of Lanka | M.S.Purnalingam | Pillai | 1993 | History |
| Ravana The Great King of Lanka | M. S. Purnalingam | Pillai | 1993 | History |
| Reaching The Unreached | A.T. | Ariyaratne | 1988 | General |
| Reading Profile on Abortion - No 4, 1983 | Population Information Centre | N/A | 1983 | General |
| Reading Profile on Contraception - No 5, 1984 | Population Information Centre | N/A | 1984 | General |
| Reading Profile on Demography - No 3, 1983 | Population Information Centre | N/A | 1983 | General |
| Reading Profile on Population Policy | Population Information Centre | N/A | 1983 | General |
| Real Ceylon, The | C.Brooke | Elliott | 1938 | General |
| Reaping The Worldwind - Ethnic Conflict, Ethnic Politics in Sri Lanka | K.M. | de Silva | 1998 | General |
| Rebel of Kandy, The | C.Gaston | Perera | 1999 | History |
| Rebel, The | Punyakante | Wijenaike | 1979 | Literature |
| Rebellion of 1848, The - Letters on Ceylon 1846-50 | K.M. | de Silva | 1965 | History |
| Rebirth | Egerton | Baptist | 1981 | Religion |
| Rebirth As Doctrine and Experience | Francis | Story | 1975 | Religion |
| Recipes from the Cookery Book of the last Kandyan Dynasty | Ananda S. | Pilimatalavuva | 2010 | General |
| Recipes My Mother Gave Me | Loukie | Werle | 1993 | General |
|
|
