| Authors of Books on Sri Lanka, 1796 - 1948 | C. G. | Uragoda | 2011 | General |
| Authors of Books on Sri Lanka, 1949-1975, Vol 2 | C. G. | Uragoda | 2014 | General |
| Authors of Books on Sri Lanka, 1976-1990, Vol 3 | C. G. | Uragoda | 2015 | General |
| Avifauna of the Island of Ceylon, The | James A. | Murray | 1890 (Reprint 2005) | General |
| Awake! My Countrymen | Cyril. C. | Dissanayaka | 1953 | General |
| Awakening Of Doctor Kirthi | James | Goonewardene | 1976 | Literature |
| AYS Gnanam, My Father\'s Story | Jey | Gnanam | 1916 | General |
| Ayurveda in Sri Lanka | P.B. | Wanninayaka | 1982 | General |
| B.P.de Silva - The Royal Jeweller of South-East Asia | Richard | Boyle | N/A | General |
| Background to Political Parties in Ceylon - 1956 & After | Denzil | Peiris | 1958 | Politics |
| Background to Sinhala Traditional Music of Sri Lanka, A | C De S. | Kulatillake | 1976 | General |
| Baila Kaffirinna an Investigation | Sunil, Prof | Aryaratne | 2001 | General |
| Bamba Days, A Walk Through Bambalapitiya in the Sixties | Fazli | Sameer | 2020 | General |
| Bamboo & Rattan Cottage Industry in Sri Lanka, The | Neela | De Zoysa | 1991 | General |
| Banana Tree Crisis, The - A Collection of Short Stories | Isanka | Kodithuwakku | 2007 | Literature |
| Bandaranaike Legacies | J.L. | Fernando | 1965 | Politics |
| Banking in Ceylon | Institute of Chartered Accounants of Ceylon | N/A | 1963 | General |
| Banks and Banking - Law in Ceylon | W.S. | Weerasooria | 1974 | General |
| Baptists in Sri Lanka - Heirs of a Noble Heritage | L. R. | Kariapperuma | 1987 | Religion |
| Bar Association Law Journal - Vol 1, Part V, 1985 | W.P. | Gunatilake | 1985 | General |
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