| 其他書名 | Being a Treatise on the General Principles Concerning the Validity of Agreements in the Law of England, and America |
| 出版 | Blackstone Publishing Company, 1888 |
| URL | http://books.google.com.hk/books?id=d0IOAAAAYAAJ&hl=&source=gbs_api |
| EBook | FULL_PUBLIC_DOMAIN |