GRAMMAR SCHOOL MATHEMATICS
Autor: | Webb, Harrison E., Germann, George B., Hart, Howard F., Long, Agnes, Minnick, John H., Scoboria, C. P., Webb, H. E. |
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Zdroj: | The Mathematics Teacher, 1914 Dec 01. 7(2), 37-48. |
Databáze: | JSTOR Journals |
Externí odkaz: |