What does ATT-IS stand for?
ATT-IS stands for "AT&T Information Systems"
How to abbreviate "AT&T Information Systems"?
"AT&T Information Systems" can be abbreviated as ATT-IS
What is the meaning of ATT-IS abbreviation?
The meaning of ATT-IS abbreviation is "AT&T Information Systems"
What does ATT-IS mean?
ATT-IS as abbreviation means "AT&T Information Systems"
