| 其他書名 | Supplementing Exhibit of the United States Forest Service at the Brazil Centennial Exposition, Rio de Janeiro, Brazil, 1922-1923 |
| 出版 | U.S. Government Printing Office, 1922 |
| URL | http://books.google.com.hk/books?id=kTLhR2IprkcC&hl=&source=gbs_api |
| EBook | FULL_PUBLIC_DOMAIN |