| 其他書名 | The Proceedings of a Seminar Series at the Program of Policy Studies in Science and Technology, the George Washington University, Washington, D.C., January-April 1969 |
| 出版 | Program of Policy Studies in Science and Technology, George Washington University, 1969 |
| URL | http://books.google.com.hk/books?id=a1HhoQEACAAJ&hl=&source=gbs_api |