| 其他書名 | An Exposition of a Proved Method Whereby at Any Time the Progress of Sales, the Condition of Any Item of Stock-goods Ordered, Received Or Sold-is Quickly and Accurately Ascertained |
| 出版 | Inland trade Press Company, 1914 |
| URL | http://books.google.com.hk/books?id=Gx48AQAAMAAJ&hl=&source=gbs_api |