Clifford Stoll
Peter Laurie
Edward Amoroso
Pat Frank
Unknown Author
Edward Zuckerman
Massad F. Ayoob
Duncan Campbell
N. I. Akimov
Anthony H. Cordesman
United States. Defense Civil Preparedness Agency.
Walton W. McCarthy
Canada. Civil Aviation Branch.
United States. Federal Civil Defense Administration
United States. Office of the Provost Marshal General.
Robert Radvanovsky