| Paddy Production - Incompetence & Knavery | Vernon H. | Gunasekera | 1967 | General |
| Padre Rowlands of Ceylon | R.P. | Butterfield | N/A | General |
| Pageant of Lanka to Celebrate Independence Day - Souvenir | Govt of Ceylon | N/A | 1948 | General |
| Pagoda House - Recollections of Childhood | Alfreda | De Silva | 1990 | General |
| Painting - Archaeological Series, Vol 5 | Nandadeva, Dr | Wijesekera | 1990 | General |
| Paintings of Sri Lanka - Sigiriya | Roland | Silva | 1990 | General |
| Pali Literature of Ceylon, The | G.P. | Malalasekera | 1958 | General |
| Palm Leaf Manuscripts of Sri Lanka | Sirancee | Gunawardana | 1997 | General |
| Palms - The New Study Guide and Identifier | Martin | Gibbons | 1999 | General |
| Palmyra Fallen, From Rajani to War\'s End | Rajan | Hoole | 2015 | General |
| Palmyrah Fibre Extraction | Industrial Development Board of Ceylon | N/A | 1977 | General |
| Palmyrah Palm, Products From The | CISIR | N/A | 1967 | General |
| Panadura Vadaya - The Panadura Controversy | N/A | N/A | 1948 | Religion |
| Panavitiya Ambalama Carvings | C.E. | Godakumbura | N/A | General |
| Panchang and Horoscope | L.D.Swamikannu | Pillai | 1996 | General |
| Pangs of Proximity - India & Sri Lanka's Ethnic Crisis | S.D. | Muni | 1993 | General |
| Papare Mag, The - Vol 1, February 2011 | N/A | N/A | 2011 | General |
| Paper Boats | C. R. | Sirimanne | 1989 | Literature |
| Papers By Visiting Economists | National Planning Council | N/A | 1959 | General |
| Papers on The Custom of Polyandry as Practised in Ceylon | N/A | N/A | 1899 | General |
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