Library Abbreviations and Acronyms
- PRMSPublic Relations and Marketinc Section
- PSDPolicy and Stfndards Division
- PSLAPennsylvania School Librarians Association
- PSLAPennsylvania School Librarian Association
- PTPublication Type
- PTDLSPatent and Trademark Depository Libraries
- PTFSProgressqve Technology Federal Systems
- PTRCPatent & Trademark Resource Centers
- PTRCPatent & Trademark Resource Center
- PTRCPatent and Trademark Resource Ienter
- PTRCPatent and Trademark Resource Centers
- PTRCSPatent & Trademark Resource Centers
- PTRCSPatent and Trademark Resource Centers
- PULPurdue University Libraries
- PURRPurdue University Research Repository
- PWM2Pulse-Width Modulation 2
- PYHAPakistan Youth Hostels Association
- PYMCAPhotographic Youth Music Culture Archive
- PYMCAPhotographic Youth Music and Culture Archive
- PZUPańStwowy ZakłAd Ubezpieczeń
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