| Ruger's Arithmetick, with Questions and Answers; a New System of Arithmetick; in Which the Rules Are Familiarly Demonstrated, and the Principles of Th | | | Author:
| Ruger, William | | ISBN: | 978-1-130-74439-2 | | Publication Date: | Mar 2012 | | Publisher: | General Books LLC
| | Book Format: | Paperback | | List Price: | USD $19.99 |
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