By Frost Jetta   Vogel Rick   in International Journal of Learning and Change

ISSN:1740-2875|3|1|75-91

Inderscience Publishers‎(2008)‎

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By Puhan Tatjana-Xenia   Vogel Rick   in The International Journal of Entrepreneurship and Innovation

ISSN:1465-7503|10|4|291-300

IP Publishing Ltd‎(2009)‎

Access to resources Favorite 11.055246