| 其他書名 | Proceedings of the Fifteenth National Agricultural Education Research Meeting, December 2, 1988, Marriott Pavilion, St. Louis, Missouri |
| 出版 | National Agricultural Education Research Meeting, 1988 |
| URL | http://books.google.com.hk/books?id=HD4NAQAAMAAJ&hl=&source=gbs_api |