The future of the robot bomb : Condensed from The American Mercury.
- Nueva York-US : The Reaerïs Digest Association, 1944.
- páginas 86-88 : ilustraciones blanco y negro
- Mensual
- Vol. 45, no. 269 (Sep. 1944)
- The Reader's Digest ; no. 269 .
- The Reaerïs Digest Association. .