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Dorf, Richard C., Byers, Thomas H.. (2008). Technology ventures : from idea to enterprise (ed.2). London: .

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Dorf, Richard C., Byers, Thomas H.. Technology ventures : from idea to enterprise. ed.2 London: , 2008. Text.

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Dorf, Richard C., Byers, Thomas H.. Technology ventures : from idea to enterprise. ed.2 London: , 2008. Text.

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Dorf, Richard C., Byers, Thomas H.. Technology ventures : from idea to enterprise. ed.2 London: , 2008. Print.