An investigation of children's ability to solve simple addition and subtraction story problems prior to formal arithmetic instruction /
Salvato in:
| Autore principale: | |
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| Natura: | Tesi Libro |
| Lingua: | English |
| Pubblicazione: |
Ann Arbor, Mich. :
University Microfilms International,
1982, c1979.
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| Soggetti: |
| Descrizione del documento: | ' ... an authorized facsimile printed by microfiche /xerography ...'. |
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| Descrizione fisica: | viii, 72 leaves : ill. ; 21 cm. |
| Bibliografia: | Bibliography: 62-65 leaves. |