| 其他書名 | An Analysis of Prospects and Problems : a Dissertation Submitted to the Faculty of the Columbian School of Arts and Sciences of the George Washington University |
| 出版 | UMI Dissertation Services, 1997 |
| URL | http://books.google.com.hk/books?id=INBT0AEACAAJ&hl=&source=gbs_api |