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| 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 |
| Classic & Vintage Automobiles of Ceylon | Asgi | Akbarally | 2013 | General |
| Classical Dance of Sri Lanka, The - Kandyan Dance | Sicille P. C. | Kotelawala | 1998 | General |
| Classical Dictionary of Hindu Mythology, A | John | Dowson | 1968 | Religion |
| Classical Sinhalese Sculpture 300BC - AD 1000 | D.T. | Devendra | 1958 | General |
| Clerk Reminisces, A | Nihal | Seneviratne | 2017 | General |
| Cliff House Mansion | Mahasara | Gunaatna | 2001 | Literature |
| Clothing - 1st Quarter 1991 - Clothing IndustryMagazine | Nalin | Wijesekera | 1991 | General |
| Co-operative System & Rural Credit in Sri Lanka, The | Marga Institute | N/A | 1974 | General |
| Coastal Erosion Hazard Southwest Sri Lanka, The | Bernard | Swan | 1974 | General |
| Coastal Geomorphology of Sri Lanka, The | Bernard | Swan | N/A | General |
| Cocoa | D.H. | Urquhart | 1961 | General |
| Coconut Industry and Research, The | F.C. | Cooke | N/A | General |
| Coconut Planter's Manual "All About The Coconut Palm" | J. | Ferguson | 1923 | General |
| Cocos Island Mutiny, The | Noel | Crusz | 2001 | General |
| Code of Conduct For Elections | N/A | N/A | 1999 | Politics |
| Coffee Growing | A.E. | Haarer | 1963 | General |
| Coir Fibre Products | Industrial Development Board of Ceylon | N/A | N/A | General |
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