| ID | 018217 |
| Call Number | 652.8/GRE |
| Title Proper | Breaking secret codes |
| Language | ENG |
| Author | Gregory, Jillian |
| Publication | London, Raintree Publishers, 2011. |
| Description | 32p Yellow Spine |
| Series | Making and Breaking Codes |
| Note | Discusses different methods for breaking secret codes. |
| Standard Number | 9781406253757 |
| Price. Qualification | Rs.79(Pb) |
| Classification Number | 652.8 |
| Key Words | Ciphers ; Cryptography ; Codes and Ciphers ; Lexile 830L |