What does TSIS stand for?
TSIS stands for "Technical Services Interim System"
How to abbreviate "Technical Services Interim System"?
"Technical Services Interim System" can be abbreviated as TSIS
What is the meaning of TSIS abbreviation?
The meaning of TSIS abbreviation is "Technical Services Interim System"
What does TSIS mean?
TSIS as abbreviation means "Technical Services Interim System"
