| Changing Socio-Economic Relations in The Kandyan Countryside | Newton | Gunasinghe | 1990 | General |
| Channels - Vol 1, No 2 | Kamala | Wijeratne | N/A | Literature |
| Channels - Vol 1, No 4 | Punyakante | Wijenaike | N/A | Literature |
| Channels - Vol 2, No 4 | Madhubhashini | Disanayaka | N/A | Literature |
| Channels - Vol 3,No 2 | Vijita | Fernando | N/A | Literature |
| Channels - Vol 4, No 2 | Punyakante | Wijenaike | N/A | Literature |
| Channels - Vol 5, No 1 | Anne | Ranasinghe | N/A | Literature |
| Character in Public Life | Arthur | Alvis | 1911 | General |
| Charmed Life in Ceylon, 1953-1963, A | Tony | Buxton | 2018 | General |
| Charting Peace | Bernard | Swan | 1993 | General |
| Checklist of Birds in Yala, Sri Lanka, A | Gehan | de Silva Wijeyeratne | N/A | General |
| Checklist of the Birds of Sri Lanka | D.P. | Wijesinghe | 1991 | General |
| Checklist of the Birds of Sri Lanka, A | Gehan | de Silva Wijeyeratne | N/A | General |
| Checklist of the Birds of the Bellanwilla-Atidiya Swamp | Ceylon Bird Club | N/A | 1993 | General |
| Chelvanayagam S.J.V. and the Crisis of Sri Lankan | A.Jeyaratnam | Wilson | 1994 | Politics |
| Chettiar Heritage, The | S. | Muthiah | 2002 | General |
| Chieftains in the Last Phase of the Kandyan Kingdom (Sinhale), The | Ananda S. | Pilimatalavuva | 2008 | History |
| Chieftans of Ceylon, The | J.C. | Van Sanden | 1994 | General |
| Child Abuse: Glossary of Terms & Catalogue of Indicators (P.E.A.C.E) | Maureen | Seneviratne | 2007 | General |
| Child Hero of Ceylon, The | T. | Vimalananda | 1966 | History |
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