- Author: Gerhard Drexel
- Language: German
- Year: 1981
- Author: Elizabeth Drexel Lehr
- Language: English
- Year: 2018
- Author: Paul Delespinasse, Marisa Drexel
- Language: English
- Year: 2018
- Author: Drexel A. C., Lark Phillip
- Language: English
- Year: 2018
- Author: Jan Goldman Joel H. Rosenthal J E. Drexel Godfrey R V. Jones Arthur S. Hulnick David W. Mattausch Kent Pekel Tony Pfaff John P. Langan John B. Chomeau Anne C. Rudolph Fritz Allhoff Michael Skerker Robert M. Gates Veteran Intelligence Professionals for Sanity Andrew Wilkie James Ernest Roscoe Lincoln P. Bloomfield Jr Charles R. Beitz David L. Perry James A. Barry
- Language: English
- Year: 2005
- Author: The editors are J.F. Drexel W.V. Priess and A.J. Parker.
- Language: English
- Year: 1993