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Make-or-Buy-Strategien im Dienstleistungsbereich
Eine Feasibility-Analyse am Beispiel der Lufthansa Cargo AG©1996 Diplomarbeit -
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Do Southern English airline passangers consider airlines` environmental commitment/policy in their purchase decision making?
And can airlines gain a competitive advantage by being environmentally responsible?©2007 Bachelorarbeit -
A study of eco-labelling in Spain and tourism decision making
The German experience©2009 Bachelorarbeit