Pa

Pubblica amministrazione

Pais

Public affairs information service

Pav

Postes de consultation audio visuelle

Pci

Periodical contents index

Pda

Personal digital assistant

Pdf

Portable document format

Peb

Periodici elettronici biomedici

Pib

Punto di informazione brevettuale

Pica

Project for Integrated catalogue automation

Plao

Postes de lecture assistée par l’ordinateur

Precis

Preserved context index system

Purl

Persistent uniform resource locator

Rdf

Resource description framework

Rpm

Register of preservation microforms

Rtf

Rich text format

Saa

Society of american archivists

San

Sistema archivistico nazionale

Sbl

Servizio beni librari

Sbn

Servizio bibliotecario nazionale

Sgml

Standard generalized markup language

Sibil

Système intégré pour les bibliothèques

Sigle

System for information on grey literature in Europe

Sinm

Sistema informativo nazionale per la matematica

Sms

Short message system

Sris

Science reference and information service catalogue

Sudoc

Système universitaire de documentation

Sutrs

Simple unstructured text record standard