F. B. Knight, J. W. Studebaker & Gladys Tate.
Self-help mathematics workbook 2.
R660685. Self-help mathematics workbook 2. By F. B. Knight, J. W. Studebaker & Gladys Tate. NM: revisions & additions. © 15Apr50; AA152990. Scott, Foresman and Company (PWH); 5May77; R660685.
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