What does IRS stand for?
IRS stands for "Information and Reference Subsystem"
How to abbreviate "Information and Reference Subsystem"?
"Information and Reference Subsystem" can be abbreviated as IRS
What is the meaning of IRS abbreviation?
The meaning of IRS abbreviation is "Information and Reference Subsystem"
What does IRS mean?
IRS as abbreviation means "Information and Reference Subsystem"
