| Confrontations in Sri Lanka: Sinhalese, LTTE & Others | Michael | Roberts | 2011 | General |
| Confrontations With Colonialism, Resistance, Revivalism & Reform Under British Rule in Sri Lanka, Vol 1, 1796 - 1920 | P. V. J. | Jayasekera | 2017 | History |
| Congress in Tamilnad, The - Nationalist Politics in South India, 1919-1937 | David | Arnold | 1977 | Politics |
| Conservation of The Dutch Reformed Church, Galle, Fort | Leelananda | Prematilleke | 2004 | Religion |
| Conservation of the Galle Fort & Its Environs | Indrajith | Kuruppu | 1992 | General |
| Conservative Nature of the British Rule of Sri Lanka 1796-1802, The | U.C. | Wickremeratne | 1996 | History |
| Constantine De Sa's Maps & Plans (1624-1628) | E. | Reimers | 1929 | History |
| Constitution & Public Finance in Ceylon, The | Institute of Chartered Accountans of Ceylon | N/A | 1964 | General |
| Constitution of Ceylon, The | Ivor, Sir | Jennings | 1951 | Politics |
| Constitution of Sri Lanka (Ceylon), The - 1972 | Govt of Sri Lanka | N/A | 1972 | Politics |
| Constitution of the Democratic Socialist Republic of Sri Lanka, The | N/A | Parliament Secretariat | 2004 | Politics |
| Constitution of the Democratic Socialist Republic of Sri Lanka, The | Govt of Sri Lanka | N/A | 1978 | Politics |
| Constitution of the Democratic Socialist Republic of Sri Lanka, The | Govt of Sri Lanka | Govt of Sri Lanka | 1988 | Politics |
| Constitution of the Democratic Socialist Republic of Sri Lanka, with 8 Amendments | Govt of Sri Lanka | Govt of Sri Lanka | 1978 | Politics |
| Constitutional & Administrative Law of Sri Lanka (Ceylon) | Joseph A.L. | Cooray | 1973 | General |
| Constitutional Government & Human Rights in a Developing Society | Joseph A.L. | Cooray | 1969 | Politics |
| Constitutional Government in Sri Lanka 1796-1977 | L.J.M. | Cooray | 1984 | Politics |
| Constitutional Reform & Crisis in Sri Lanka | Asanga | Welikala | 2019 | Politics |
| Constitutional Structures and Devolution of Power | Victor | Gunawardena | 1987 | Politics |
| Consultation On Global Theology On Land - Quest 114 | Centre For Society & Religion | N/A | 1991 | General |
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