hummel HIVE Focuses on Sustainability For FW20 Collection | News Break
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Supplier Diversity and Social Impact Play Key Roles in Sustainable Purchasing Leadership Council
PDF) Hummel, J. (2004) 'Pro-Poor Sustainable Tourism', in K. Luger, C. Baumgartner & K. Wohler (eds) Ferntourismus wohin? Der Globale Tourismus erobert den Horizont (pp. 123–145). Innsbruck: Studien Verlag.