Köpfchen, Köpfchen! : Mathematik zur Unterhaltung
| Main Author: | |
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| Other Authors: | |
| Format: | Book |
| Language: | German |
| Published: |
Leipzig ; Jena ; Berlin :
Urania Verlag,
1971
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| Edition: | 9. Auflage, (135. -149. Tausend ) |
| Subjects: | |
| Contents/pieces: | 1 records |