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Arithmetic: Determining the Achievement of Pupils in Common Fractions; Bulletin No; XV. Of the Department of Educational Investigation and Measurement; June, 1918 (Classic Reprint) - Couverture rigide

Measurement, Boston Dept Of Educational Investigation And

 
9780656863884: Arithmetic: Determining the Achievement of Pupils in Common Fractions; Bulletin No; XV. Of the Department of Educational Investigation and Measurement; June, 1918 (Classic Reprint)