What does PDH stand for?
PDH stands for "Perceptual Difficulty Hypothesis"
How to abbreviate "Perceptual Difficulty Hypothesis"?
"Perceptual Difficulty Hypothesis" can be abbreviated as PDH
What is the meaning of PDH abbreviation?
The meaning of PDH abbreviation is "Perceptual Difficulty Hypothesis"
What does PDH mean?
PDH as abbreviation means "Perceptual Difficulty Hypothesis"
