| 其他書名 | Address of Samuel H. Barker, Delivered April 5, 1913, Before the American Academy of Political and Social Science at Its Annual Meeting in Philadelphia |
| 出版 | American Academy of Political and Social Science, 1913 |
| URL | http://books.google.com.hk/books?id=kOjyoAEACAAJ&hl=&source=gbs_api |