Digital Fortress audio books, CDs, tapes, cassettes used and new, audio download

Audio book description
When the National Security Agency's invincible code-breaking machine encounters a mysterious code it cannot break, the agency calls its head cryptographer, Susan Fletcher, a brilliant, beautiful mathematician. What she uncovers sends shock waves through the corridors of power. The NSA is being held hostage...not by guns or bombs, but by a code so complex that if released would cripple U.S. intelligence. Caught in an accelerating tempest of secrecy and lies, Fletcher battles to save the agency she believes in. Betrayed on all sides, she finds herself fighting not only for her country but for her life, and in the end, for the life of the man she loves.

Audio book description
The Art and Discipline of Strategic Leadership offers business strategists an integrated five-phase model for setting and implementing strategy. Proven effective at a diverse range of organizations worldwide, the model provides executives with a powerful framework for assessing and tweaking current strategy, or charting a bold new strategic course.

Audio book description
Randy and Oliver Melendy awake one morning full of gloom. Their brothers and sisters are away, the house seems forlorn and empty, and even Cuffy, their adored housekeeper, can't pick up their spirits. Will they have to face a long and lonely winter? But a surprise message in the mailbox starts a trail of excitement and adventure that takes them through the cold season. When summer comes around, the children have found 14 messages in all, and the end of the search brings them a rich reward. Full of unforgettable moments and delightful twists of language, this fourth book in Elizabeth Enright's Melendy Quartet makes for a grand finale to an equally grand collection of stories.

Audio book description
Squirrel and her brother Bone begin their lives in a toolshed behind someone's summer house. Their mother nurtures them and teaches them the many skills they will need to survive as stray dogs. But when their mother is taken from them suddenly and too soon, the puppies are forced to make their own way in the world, facing humans both gentle and brutal, busy highways, other animals, and the changing seasons. When Bone and Squirrel become separated, Squirrel must fend for herself, and in the process, makes two friends who in very different ways define her fate.

Audio book description
Earworms mbt? is a revolutionary accelerated learning technique that takes the hard work out of learning. By listening to these specially composed melodies with their rhythmic repetitions of Mandarin and English a few times, you pick up over 200 essential words and phrases that will not just be on the tip of your tongue, but will be burned deeply into your long-term memory in next to no time. If you like music, and want to make rapid progress without any formal knowledge of language learning, earworms mbt? Rapid Mandarin Chinese is the course for you. Volume 1 is your survival kit of essential words and phrases to get you by on your trip abroad. You will feel you are learning within minutes and might just be amazed by how easy acquiring a language can be!