F. B. Knight, J. W, Studebaker & Gladys Tate. To accompany 1948 revision of Study arithmetics, book 7.
Study arithmetics, book 7, and Mathematics and life, book 1; teacher's guidebook.
R602642. Study arithmetics, book 7, and Mathematics and life, book 1; teacher's guidebook. By F. B. Knight, J. W, Studebaker & Gladys Tate. To accompany 1948 revision of Study arithmetics, book 7. NM: revisions. © 1Mar48; AA39318. Scott, Foresman and Company (PWH); 3Apr75; R602642.
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