| 其他書名 | Life, liberty and the pursuit of happiness : those inalienable rights / by Erwin Helms. America in focus. .... Teacher's book |
| 出版 | Schöningh, 1987 |
| ISBN | 35064115279783506411525 |
| URL | http://books.google.com.hk/books?id=-0vNAQAACAAJ&hl=&source=gbs_api |