Klaus, P., & Kille, C. (2007). Top 100 in European transport and logistics services: Market sizes, market segments and market leaders in the European logistics industry (2., completely revised and updated ed. [.). DVV Media Group.
Chicago-Zitierstil (17. Ausg.)Klaus, Peter, und Christian Kille. Top 100 in European Transport and Logistics Services: Market Sizes, Market Segments and Market Leaders in the European Logistics Industry. 2., completely revised and updated ed. [. Hamburg: DVV Media Group, 2007.
MLA-Zitierstil (9. Ausg.)Klaus, Peter, und Christian Kille. Top 100 in European Transport and Logistics Services: Market Sizes, Market Segments and Market Leaders in the European Logistics Industry. 2., completely revised and updated ed. [. DVV Media Group, 2007.