Westerman George. (2014). Leading Digital Turning Technology intobusiness transformation. Harvard Bus. School.
Lua i Stíl Chicago (17ú heag.)Westerman George. Leading Digital Turning Technology Intobusiness Transformation. Boston: Harvard Bus. School, 2014.
Lua MLA (9ú heag.)Westerman George. Leading Digital Turning Technology Intobusiness Transformation. Harvard Bus. School, 2014.
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