| 其他書名 | The Raw Materials to Build the Upper Midwest -- Workshop Proceedings |
| 出版 | DIANE Publishing, 1993 |
| 主題 | Business & Economics / GeneralTechnology & Engineering / Mining |
| ISBN | 15680636449781568063645 |
| URL | http://books.google.com.hk/books?id=F5PuPsEWm0oC&hl=&source=gbs_api |
| EBook | SAMPLE |