Foster, R. W. (1976). How can one set multiple choice examinations of equal difficulty from year to year [proceedings]?
Παραπομπή Chicago StyleFoster, R W. How Can One Set Multiple Choice Examinations of Equal Difficulty From Year to Year [proceedings]? 1976.
Παραπομπή MLAFoster, R W. How Can One Set Multiple Choice Examinations of Equal Difficulty From Year to Year [proceedings]? 1976.
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