Secrets of mental math : the mathemagician's guide to lightning calculation /
| Prif Awdur: | |
|---|---|
| Fformat: | Llyfr |
| Iaith: | Saesneg |
| Cyhoeddwyd: |
New York :
Three rivers,
2006.
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| Pynciau: | |
| Classic Catalogue: | View this record in Classic Catalogue |
| ISBN: | 0307335101 |
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