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    UX Best Practices: How to Achieve More Impact with User Experience

    Helmut Degen / McGraw-Hill/Osborne Media
    New Trade Paper  /  General - General


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    Kundenorientierte Softwareproduktion (Duv Wirtschaftswissenschaft)

    Helmut Degen / Deutscher Universitatsverlag
    New Trade Paper  /  Foreign Languages - German


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