| #311 | Pro civitate Austriae : Informationen zur Stadtgeschichtsforschung in Österreich. -- Linz : Arbeitsverein, 1996-. -- ISSN 1562-5346 |
| #312 | Proceedings of the Institution of Civil Engineers, Municipal engineer. -- London : Thomas Telford, 1992-. -- ISSN 0965-0903 |
| #313 | Proceedings of the Institution of Civil Engineers, Structures and buildings. -- London : Institution of Civil Engineers, 1992-. -- ISSN 0965-0911 |
| #314 | Proceedings of the Institution of Civil Engineers. Engineering sustainability. -- Velká Británie : London : Telford, 2003-. -- ISSN 1478-4629 |
| #315 | Proceedings of the Institution of Civil Engineers. Urban design and planning. -- Velká Británie : London : Telford, 2008-. -- ISSN 1755-0793 |
| #316 | Product design engineering. -- Velká Británie : London : Design Engineering Publ.,, 1963-1971. -- ISSN 0032-9746 |
| #317 | Progress in planning. -- Oxford : Elsevier, 1973-. -- ISSN 0305-9006 print. -- ISSN 1873-4510 online |
| #318 | Progressive architecture. -- New York : Reinhold, 1945-1995. -- ISSN 0033-0752 |
| #319 | Projekt : revue slovenskej architektúry. -- Bratislava : Spolok architektov Slovenska, 1959-. -- ISSN 1335-2180 |
| #320 | Projekt. -- Praha : Mladá fronta, 1997-2010. -- ISSN 1211-9490 |