| Potentials & Problems of Manpower in Ceylon | Selvaratnam | Ceylon Today | 1966 | 15 | 8 | 13 - 19 | General |
| Potter Wasp, The | de Zylva | Loris | 1971 | XII | 4 | 202 - 204 | General |
| Power - The Lifeline of Industry | De Silva | CeylonToday | 1968 | XVII | 11 & 12 | 22 - 26 | General |
| Prani-Vada-Virati: A Novice's Vow | Derrett | University of Colombo Review | 1981 | 1 | 1 | 20 - 29 | Religion |
| Prayer for Welanwita, A (the old Welanmita) | Seneviratne | Loris | 1999 | 22 | 1 | 39 - 42 | General |
| Pre-Buddhist Religious Beliefs in Ceylon | Paranavitana | Journal of the Royal Asiatic Society | 1929 | XXXI | 82 | 302 - 328 | Religion |
| Pre-modern Sri Lankan Watercraft: the twin-hulled log-boats | | JRASSL | 1995 | Sesquicentennial Comm | N/A | 211 - 238 | General |
| Pre-Vijayan Legends & Traditions Pertaining to Ceylon | Paul | Journal of the Royal Asiatic Society | 1929 | XXXI | 82 | 263 - 300 | History |
| Predators of Sri Lankan Bats | Digana | Loris | 2000 | 22 | 4 | 46 - 48 | General |
| Prehistoric Archaeology | N/A | Ceylon Today | 1958 | 7 | 7 | 19 - 22 | History |
| Prehistoric Land Connections Postulated Upon Similarities Between Present Day Faunas | Paranavitana | Ancient Ceylon | 1971 | 1 | N/A | 23 - 25 | General |
| Prehistory of Ceylon | Godakumbura | Ceylon Today | 1965 | 14 | 10 | 19 - 25 | History |
| Premier's Statement on the Indo-Ceylon Agreement | N/A | Ceylon Today | 1964 | 12 | 12 | 10 - 18 | Politics |
| Present Day Veddhas of Dambana | Uragoda | Loris | 1969 | XI | 5 | 278 - 279 | General |
| Present State of the Ceylon Elephant, The | Nicholas | Ceylon Today | 1952 | 1 | 1 | 19 - 21 | General |
| Present Status of the Dugong in the Indo-Sri Lanka Waters, The | Jones | Loris | 1983 | XVI | 3 | 139 - 141 | General |
| Preservation of Wild Life in Ceylon, The | N/A | Ceylon Today | 1960 | 9 | 1 | 1 - 4 | General |
| Press & the Public, The | Dhanapala | Ceylon Today | 1961 | 10 | 11 | 2 -5 | General |
| Press in Ceylon, The | N/A | Journal of the D.B.U. | 1963 | LIII | 3 & 4 | 48 - 49 | General |
| Prevalance & Mode of Inheritance of Carabelli Trait in the Sinhalese, The | Dissanayaka | The Ceylon Journal of Medical Science | 2004 | 47 | 1 | 7 - 15 | General |
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