Ken Beatty: Penguin Active Reading 4: Secret Codes (+ CD-ROM)
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Жанр : Pearson
Издательство : Pearson
Год издания : 2007
Аннотация:
For thousands of years people have used codes and ciphers to keep secrets from people who will do anything to learn them. How did secret messages cause a queen to lose her head? How have lost languages finally been understood? How did one little-known language help a country win a war? Read this book and find out.