| 其他書名 | From Farm Boys to International Businessmen - how Jack and Dick DeWitt Transformed a Tiny Hatchery Into a World-wide Supplier of Automatic Poultry Equipment |
| 出版 | Dobb Printing, 2004 |
| URL | http://books.google.com.hk/books?id=_NfhAAAAMAAJ&hl=&source=gbs_api |