| Church, Politics & War in Sri Lanka | S.J. | Emmanuel | 1994 | General |
| Church, The State & Catholic Action, The | Catholic Union of Ceylon | N/A | N/A | Religion |
| Cinnamon | R.O.B. | Wijesekera | 1975 | General |
| Cinnamon & Elephants, Sri Lanka & the Netherlands from 1600 | Lodewijk | Wagenaar | 2016 | History |
| Cinnamon and Frangipanni | Ashley | Gibson | 1993 | General |
| Cinnamon Gardens | Shyam | Selvadurai | 1998 | Literature |
| CISIR Contribution To Science & Industry | CISIR | N/A | 1976 | General |
| Citizens' Report on Environment & Development in Sri Lanka | N/A | N/A | 1992 | General |
| Citizenship Act | Govt of Sri Lanka | N/A | 1960 | Politics |
| Citizenship Law of the Republic of Sri Lanka (Ceylon), The | L.L.T. | Peiris | 1974 | General |
| Citronella | Clodagh | Nethsingha | 1976 | General |
| Citronella Industry in the Hambantota District, The | Mahinda | Perera | 1978 | General |
| Cittaviveka - Teachings From The Silent Mind | Ajahn | Sumedho | 1992 | Religion |
| City As Text, The: the Politics of Landscape Interpretation in the Kandyan Kingdom | James S. | Duncan | 1990 | History |
| City of the Lion | Carl | Muller | 2011 | Literature |
| Civil Procedure Code | T.B. | Dissanayake | 1970 | General |
| Civil Procedure in Ceylon | K.D.P. | Wickremesinghe | 1971 | General |
| Civil Service Administration in Ceylon - A Study in Bureaucratic Adaptation | W.A.Wiswa | Warnapala | 1974 | General |
| Civil Society in Sri Lanka - New Circles of Power | Nira | Wickramasinghe | 2001 | General |
| Civil Society in Sri Lanka - Symposium papers | G.L. | Peiris | 1996 | General |
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