| 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 |
| Guide to Mihintale | Abeyratne Banda | Abeysinghe | 1997 | History |
| Guide to Polonnaruva | S. | Paranavitana | 1950 | History |
| Guide to Polonnaruva, A | N/A | N/A | 1982 | History |
| Guide to Polonnaruva, A | Ministry of Cultural Affairs | N/A | 1989 | History |
| Guide to Roads & Mawathas in Colombo, A | R., Mrs | Christie-David | 1967 | General |
| Guide to Sigiriya | D. T. | Devendra | 1951 | History |
| Guide to the Ancient Monuments of Anuradhapura | Jayanta | Uduwara | 1972 | History |
| Guide to the Biodiversity of Knuckles Forest Region, A - IUCN | C. N. B. | Bambaradeniya | 2003 | General |
| Guide to the Birds of Ceylon, A | G.M. | Henry | 1971 | General |
| Guide To The Botanic Gardens, Hakgala | J.J. | Nock | 1927 | General |
| Guide to the Colombo Museum - Part 2, Mineralogy | J.Spencer | Coates | 1924 | General |
| Guide To The Waterfalls of Sri Lanka, A | Eberhard | Kautzsch | 1983 | General |
| Guide to Urban Planting in Sri Lanka | D.T. | Ekanayake | N/A | General |
| Guide To Yapahuva | D.T. | Devendra | 1951 | History |
| Gunasena Cookery Book | Juliet | Fernando | 1970 | General |
| Gunasena English - Sinhalese Dictionary | Sirisena | Maitipe | 1977 | General |
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