Loads of codes
By: Joseph Malkevitch, Gary Froelich.
Contributors: Froelich, Gary W.; High School Mathematics and Its Applications Project.; History of Mathematics and Its Applications Project (HistoMAP); Consortium for Mathematics and Its Applications (U.S.)
Series: HiMAP -- Module 22; HistoMAP
Publisher: Consortium for Mathematics and Its Applications, Inc. (COMAP)
Published: 1993
Place of publication: Lexington, Mass
Language: eng
Number of pages: 96
Subjects: Ciphers.; Mathematics -- Study and teaching (Secondary)