| #1391 | Paliva a topení. -- Česká Republika : Praha : Prometheus, 1923-1929 |
| #1392 | Paper and converting machinery news : The latest news from machinery suppliers in the UK. -- Tunbridge Wells : Whitmar Publications, 1997-. -- ISSN 1367-2487 |
| #1393 | Paris : TIBA. -- France - Francie : Paris : TIBA, 1923-1953. -- ISSN 0371-7461 |
| #1394 | Patent abstracts. -- New York : Elsevier, 1992-. -- ISSN 1065-0458 |
| #1395 | PCCP : a Journal of European Chemical Societies. -- Cambridge : Royal Society of Chemistry, 1999-. -- ISSN 1463-9076 |
| #1396 | Peak : news for users of analytical instrumentation. -- Spojené státy americké : Palo Alto : Hewlett-Packard, 1989, 1989-2000 |
| #1397 | Peptides : an international journal. -- New York : Pergamon, 1980-. -- ISSN 0196-9781 print. -- ISSN 1873-5169 online |
| #1398 | Performance chemicals. -- Sutton : Reed Business Publication, 1997-1999. -- ISSN 1368-2172 |
| #1399 | Perfumer & flavorist. -- Wheaton : Allured Publishing Corporation, 1980-. -- ISSN 0272-2666 |
| #1400 | Periodica polytechnica, Chemical engineering. -- Budapest : Technical University, 1957-. -- ISSN 0324-5853 |