Evaluation research in education /

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Manylion Llyfryddiaeth
Prif Awdur: Cooley, William W.
Awduron Eraill: Lohnes, Paul R.
Fformat: Printed Book
Cyhoeddwyd: New York : Irvington Publishers : distributed by Halsted Press, c1976.
Pynciau:
Educational surveys.
Education

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