What does Ptsm stand for?
Ptsm stands for "Principal Threat Source Material"
How to abbreviate "Principal Threat Source Material"?
"Principal Threat Source Material" can be abbreviated as Ptsm
What is the meaning of Ptsm abbreviation?
The meaning of Ptsm abbreviation is "Principal Threat Source Material"
What does Ptsm mean?
Ptsm as abbreviation means "Principal Threat Source Material"
