| 其他書名 | Program of Studies; as Adopted by the Normal School Principals, April 28, 1922 with Amendments to March 10, 1925 Approved by the Superintendent of Public Instruction |
| 出版 | Pennsylvania Department of Public Instruction, 1925 |
| URL | http://books.google.com.hk/books?id=NQ46FUw8ufAC&hl=&source=gbs_api |