| 其他書名 | A Publication of the U.S. National Branch of the International Society for Labor Law and Social Security [and] the Wharton School, and the Law School of the University of Pennsylvania |
| 出版 | Trustees of the University of Pennsylvania, 1992 |
| URL | http://books.google.com.hk/books?id=r04uAQAAIAAJ&hl=&source=gbs_api |