| 其他書名 | Being a Summary of Bulletin No. [46] 1917, U.S. Bureau of Education (a Report to the San Francisco Board of Education of a Survey Made Under the Direction of the United States Commissioner of Education.) |
| 出版 | Brunt Press, 1917 |
| URL | http://books.google.com.hk/books?id=a_IWAAAAIAAJ&hl=&source=gbs_api |