| 其他書名 | A Collection of the First Thirty Harmon Lectures Given at the United States Air Force Academy |
| 出版 | Office of Air Force History, U.S. Air Force, 1988 |
| ISBN | 09127995879780912799582 |
| URL | http://books.google.com.hk/books?id=Yv70mjUtxdIC&hl=&source=gbs_api |
| EBook | FULL_PUBLIC_DOMAIN |