The number combinations, their relative difficulty and the frequency of their appearance in text-books,
محفوظ في:
OCLC: | 4285002 |
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المؤلف الرئيسي: | |
مؤلفون آخرون: | |
اللغة: | English |
منشور في: |
Madison, Wis.
[1924]
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سلاسل: | University of Wisconsin. Bureau of Educational Research. Bulletin no. 2. July 1924.
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الموضوعات: | |
التنسيق: | Monograph Note that CRL will digitize material from the collection when copyright allows. |
وصف مادي: | 120 p. diagrs. 23 cm. |
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بيبلوغرافيا: | Bibliography: p. 118-120. |