~ tracking down this book ~
only cover on file
Advancing Validity in Outcome Evaluation : Theory and Practice
by Huey T. Chen
“New Directions for Evaluation, Number 130”
2011136 pages~2½h read
only cover on file
Advancing Validity in Outcome Evaluation : Theory and Practice
by Huey T. Chen
“New Directions for Evaluation, Number 130”
2011136 pages~2½h read
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