English Name
Time
Details from Source
PT
Manifesto Project
Wikipedia
PadeTr
CHES
PDT
V-Party
Wikipedia tags
Coppedge (1997)
CSES-IMD
GPS 2019
MAPP
PPLA (2009)
PPMD (all)
Schlager / Weisblatt
PHW 1929
LaPa
PREPPS
added: July 20, 2015, 11:05 p.m. — updated: March 16, 2021, 12:29 a.m.