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The Trachtenberg Speed System of Basic Mathematics Main edition
Jakow Trachtenberg
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The Trachtenberg Speed System of Basic Mathematics Main edition
Jakow Trachtenberg
Do high-speed, complicated arithmetic in your head using the Trachtenberg Speed System.
272 pages
| Media | Books Paperback Book (Book with soft cover and glued back) |
| Released | June 29, 1989 |
| ISBN13 | 9780285629165 |
| Publishers | Profile Books Ltd |
| Pages | 272 |
| Dimensions | 123 × 194 × 18 mm · 194 g |
| Translator | Cutler, Ann |
| Translator | McShane, Rudolph |
