Books listed by ISBN
>
Cambridge University Press
> Robert Churchhouse
Robert Churchhouse
title
ISBN-13
(ISBN-10)
year of publication
Codes and Ciphers: Julius Caesar, the Enigma, and the Internet
978-O-521-OO89O-7
(O-521-OO89O-5)
2001
R. C.
·
Robert C.
·
Robert F. Churchhouse
Robert Churchill