| Great Rebellion of 1818, The | T. | Vimalananda | 1970 | History |
| Great Sandy River of History & Legend, The | Gamini de S.G. | Punchihewa | 2000 | General |
| Great-Gem of Poetry, The - Kavisilumina | W.R. | McAlpine | 1990 | General |
| Greeks & The Mauryas, The | Senarat | Paranavitana | 1971 | History |
| Green Aisles - A Story of the Jungles of Ceylon | D. J. G | Hennessy | 1949 | General |
| Groundwater Resources of Sri Lanka, The | A.Denis N. | Fernando | 1973 | General |
| Growing - An Autobiography of the Years 1904-1911 | Leonard | Woolf | 1961 | General |
| Grown in Sri Lanka, Cultivated Flowering Plants | Sriyanie | Miththapala | 2015 | General |
| Guide to Anuradhapura, A | Ministry of Cultural Affairs | N/A | 1989 | History |
| Guide to Banking in Sri Lanka | Central Bank of Ceylon | N/A | 1982 | General |
| Guide to Bird Watching in Sri Lanka, A | Douglas | Ranasinghe | 1977 | General |
| Guide to Buddhist Temples, A | E.F. | Martinus | 1999 | Religion |
| Guide to Bundala - A Guide to the Biodiversity of Bundala National Park - A Ramsar Wetland in Sri Lanka | Channa N. B. | Bambaradeniya | 2001 | General |
| Guide to Bundala, A Guide to the Biodiversity of Bundala National Park | Channa N. B. | Bambaradeniya | 2001 | General |
| Guide To Ceylon | H.A.J. | Hulugalle | 1973 | General |
| Guide to Current Statute Law, A | J.A | Paul | 1974 | General |
| Guide to Hiniduma Calvary | Julian | Senanayake | 1960 | Religion |
| Guide to Law of Trade Marks & Service Marks in Sri Lanka, A | D.M. | Karunaratna | 1997 | General |
| Guide to Malay, A | B.D.K. | Saldin | 2000 | General |
| Guide to Mihintale | John M. | Senaveratna | 1952 | History |
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