English Name
Time
Details from Source
PT
Manifesto Project
Wikipedia
PadeTr
CHES
PDT
CLEA
Wikipedia tags
Coppedge (1997)
CSES-IMD
GPS 2019
MAPP
PPLA (2009)
PPMD (all)
Schlager / Weisblatt
PHW 1929
LaPa
PREPPS
added: March 7, 2020, 2:56 p.m. — updated: March 12, 2021, 11:14 a.m.