| 其他書名 | A Report of the Activities and Accomplishments of the Extension Division of the Virginia Agricultural and Mechanical College and Polytechnic Institute from July 1, 1916, to May 15, 1919 |
| 出版 | Extension Division, Virginia Agricultural and Mechanical College and Polytechnic Institute, 1919 |
| URL | http://books.google.com.hk/books?id=x7RAAQAAMAAJ&hl=&source=gbs_api |