TY  - BOOK
AU  - Adams,Simon
AU  - Chrisp,Peter
TI  - Code breakers from hieroghyphs to Hackers
T2  - Mega Bites
SN  - 9780751337518
PY  - 2002///
CY  - London
PB  - Dorling Kindersely
KW  - The World Around Us
ER  -