| #5631 | Plant : Canada's industrial newspaper. -- Toronto : Maclean Hunter, 1988-. -- ISSN 0845-4213 |
| #5632 | Plant & control engineering. -- Tonbridge : IML Group, 1983-. -- ISSN 1468-344X |
| #5633 | Plant engineer : the journal of the Institution of Plant Engineers. -- London : Batiste, 1964-. -- ISSN 0032-0838 |
| #5634 | Plant engineering. -- Newton : Cahners, 1947-. -- ISSN 0032-082X print. -- ISSN 1558-2957 online |
| #5635 | Plasma physics. -- Oxford : Pergamon Press, 1967-1983. -- ISSN 0032-1028 |
| #5636 | Plastic Kits Revue : měsíčník pro leteckou historii, techniku a plastikové modelářství. -- Ostrava : Model Hobby Press, 1991-1994. -- ISSN 1210-1400 |
| #5637 | Plastické hmoty a kaučuk. -- Praha : SNTL, 1964-1973. -- ISSN 0032-1109 |
| #5638 | Plastics business : Canada's showcase for plastics materials and equipment. -- Toronto : Kerrwil Publications, 1980-1996. -- ISSN 0229-0413 |
| #5639 | Plastics engineering. -- Brookfield : The Society of Plastics Engineers, 1973-. -- ISSN 0091-9578 |
| #5640 | Plastics Industry News. -- Tokyo : Institute of Polymers Industry, 1955-. -- ISSN 0032-1206 |