- Place of Publication
- POPSI (Postulate-Based Permuted Subject Indexing)
- Postulate-Based Permuted Subject Indexing - See - POPSI (Postulate-Based Permuted Subject Indexing)
- Pre-Coordinate Indexing Systems
- PRECIS (Preserved Context Index System)
- Preserved Context Index System - See - PRECIS (Preserved Context Index System)
- Preserved Context Indexing System - See - PRECIS (Preserved Context Index System)
- Problems of Natural Language in Indexing
- Publication Date - See - Date of Publication
- Publication Place - See - Place of Publication
- Publisher's Name
