Describes various types of codes and ciphers, including the genetic code, and how useful they are to spies
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Destination, rates & speedsSeller: Better World Books, Mishawaka, IN, U.S.A.
Condition: Good. Mier, Colin (illustrator). Former library book; may include library markings. Used book that is in clean, average condition without any missing pages. Seller Inventory # 7643541-75
Quantity: 2 available