| People Sri Lanka | Tom | Tidball | 2008 | General |
| People's Movement Under Siege, A | Jehan | Perera | 1992 | General |
| People's Partcipation in Water Management , Gal Oya, Sri Lanka | Norman | Uphoff | 1985 | General |
| People's Rights, The - Documents of the Civil Rights Movement of Sri Lanka 1971-78 | Kumari | Jayawardena | 1979 | General |
| Peoples of South Asia | Clarence | Maloney | 1974 | General |
| Peradeniya - Memories of a University | K.M. | de Silva | 1997 | General |
| Perceptions | Peter | Seneviratna | 209 | Literature |
| Performance - January-June 1984 | Ministry of Plan Implementation | N/A | 1984 | General |
| Performance - January-March 1984 | Ministry of Plan Implementation | N/A | 1984 | General |
| Performance - January-September 1984 | Ministry of Plan Implementation | N/A | 1984 | General |
| Perfumed Dusk, The | Ronald | Abhayaratna | 1954 | Literature |
| Period of Eight Kings, The - Portuguese Wars | P. B. | Rambukwelle | 1996 | History |
| Perpetual Movement, Popular Revolts in Sri Lanka in the 18th & 19th Centuries | Kumari | Jayawardena | 2011 | General |
| Persaudaraan (Brotherhood), Malay Life in Sri Lanka | Tuan M. Zameer | Careem | 2016 | General |
| Personages of the Past (Moors, Malays & other Muslims of the Past in Sri Lanka) | Mohamed Sameer Bin Haji Ismail | Effendi | 1982 | General |
| Personal Identity & Cultural Crisis - The Case of Anagarika Dharmapala of Sri Lanka | Gananath | Obeyesekere | N/A | Religion |
| Personalities Sri Lanka 1490-1990AD | K.D.G. | Dr | 1994 | General |
| Perspectives for Social Development in Sri Lanka | S. T | Hettige | 2005 | General |
| Perspectives in Education | K. | Paramothayan | 1970 | General |
| Perspectives on National Integration in Sri Lanka | Amal | Jayawardane | 2006 | General |
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