What does USDL stand for?
USDL stands for "United States Digital Library"
How to abbreviate "United States Digital Library"?
"United States Digital Library" can be abbreviated as USDL
What is the meaning of USDL abbreviation?
The meaning of USDL abbreviation is "United States Digital Library"
What does USDL mean?
USDL as abbreviation means "United States Digital Library"
