| Power of Good People, The, Surviving Sri Lanka\'s Civil War | Para | Paheer | 2017 | General |
| Power of Minsdfulness, The | Nyanaponika | Thera | 2014 | Religion |
| Power of Sri Lankan Art 1943 - 2012, The | Juliet | Coombe | 2012 | General |
| Power Pyramid & The Dharmic Cycle, The | A.T. | Ariyaratne | 1988 | General |
| Powers of Tamil Women, The | Susan S. | Wadley | 1980 | General |
| Poya Days | Marie.Musaeus | Higgins | 1999 | Religion |
| Prabhakaran Saga, The - The Rise & Fall of an Eelam Warrior | S. | Murari | 2012 | General |
| Practical English | W.H. | Samaranayake | 1979 | General |
| Praise of Lanka, The | L.E. | Blaze | 1937 | Literature |
| Praise of Lanka, The - Poems on Ceylon | L.E. | Blaze | 1936 | Literature |
| Praise of Peace - 150th Anniversary of OSB Monks in Sri Lanka 1845-1995 | Louis-Marie, Rev. Fr | Navaratne | 1995 | Religion |
| Pratap The Elephant | R. | Premadasa | 1980 | Literature |
| Precept & Practice - Traditional Buddhism in the Rural Highlands | Richard F. | Gombrich | 1971 | Religion |
| Preface to Poetry | A. M. G. | Sirimanne | 1979 | Literature |
| Preface to the Short Stoy | A. M. G. | Sirimanne | N/A | Literature |
| Preferring Women - Gender & Politics in Sri Lanka | Mario | Gomez | 2001 | General |
| Prehistoric Archaeology in Ceylon | S.P.F. | Senaratne | 1969 | General |
| Prehistoric Research in Sri Lanka, 1885-1980 | S. U. | Deraniyagala | 1980 | General |
| Prehistory of Sri Lanka, The - Part 1 | S.U | Deraniyagala | 1992 | History |
| Prehistory of Sri Lanka, The - Part 2 | S.U | Deraniyagala | 1992 | History |
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