| 其他書名 | A Cyclopœdia of the Most Concise and Practical Methods of Business Calculations, Including Many Valuable Labor-saving Tables ... |
| 出版 | W.H. Sadler, 1877 |
| URL | http://books.google.com.hk/books?id=otsGAAAAYAAJ&hl=&source=gbs_api |
| EBook | FULL_PUBLIC_DOMAIN |