| Kings of Sri Lanka from Vijaya to Sri Wickrama Rajasinghe | D. M. | Karunarathna | 2005 | History |
| Kingship & Conversion in Sixteenth-Century Sri Lanka, Portuguese Imperialism in a Buddhist Land | Alan | Strathern | 2010 | Religion |
| Kinnaraya, The - the Tribe of Mat Weavers | M.D. | Raghavan | 1951 | General |
| Kinross Swimming & Life Saving Club, Diamond Jubilee Souvenir, 1941 - 2001 | N/A | N/A | 2001 | General |
| Knowing About Breast Cancer | Harold, Dr | Gunatillake | 2009 | General |
| Knox's Words | Richard | Boyle | 2004 | General |
| Knuckles Massif, The - A Portfolio | P.G. | Cooray | 1998 | General |
| Kohomba Kankariya | Ceylon Tourist Board | N/A | N/A | General |
| Koluu - My Way, A Collection of Recipes | Hemalallindre (Koluu) | Ranawake | 2011 | General |
| Koneswaram | C.S. | Navaratnam | 1968 | Religion |
| Koopman En Diplomaat (Merchant & Diplomat) | L. P. | van Putten | 2006 | History |
| Kotahena Riot 1883 - Religious Riot in Sri Lanka | G.P.V. | Somaratna | 1991 | General |
| Kotavehera at Dedigama, The | C.E. | Godakumbura | 1969 | Religion |
| Kotte, The Fortress | Prasad | Fonseka | 2015 | History |
| Kularatne of Ananda - The Story of An Inspired Schoolmaster | K.D | de Lanerolle | N/A | General |
| Kurukshetra - Vol 2, 1976 - Siri Lak-Indo Studies - Karavas | N/A | N/A | 1976 | General |
| Kurukshetra - Vol 3, 1977 - Siri-Lak-Indo Studies - Caste Papers | N/A | N/A | 1977 | General |
| Kuveni | Henry | Jayasena | 2000 | Literature |
| Kuveni of Lanka Pura | Vasantha | Kumara | 1988 | History |
| Labour Absorption in the Plantation Crop Sector of Sri Lanka | D., Dr | Wesumperuma | 1985 | General |
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