What does WDH stand for?
WDH stands for "World Database of Happiness"
How to abbreviate "World Database of Happiness"?
"World Database of Happiness" can be abbreviated as WDH
What is the meaning of WDH abbreviation?
The meaning of WDH abbreviation is "World Database of Happiness"
What does WDH mean?
WDH as abbreviation means "World Database of Happiness"
