Kopp, A. (1995). Public sector capital and labour productivity: West German federal states and spatial interdependence. Inst. of World Economics.
Chicago-Zitierstil (17. Ausg.)Kopp, Andreas. Public Sector Capital and Labour Productivity: West German Federal States and Spatial Interdependence. Kiel: Inst. of World Economics, 1995.
MLA-Zitierstil (9. Ausg.)Kopp, Andreas. Public Sector Capital and Labour Productivity: West German Federal States and Spatial Interdependence. Inst. of World Economics, 1995.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.