Wagenhals, G. (1984). The world copper market: Structure and econometric model. Lecture notes in economics and mathematical systems.
Chicago-Zitierstil (17. Ausg.)Wagenhals, Gerhard. "The World Copper Market: Structure and Econometric Model." Lecture Notes in Economics and Mathematical Systems 1984.
MLA-Zitierstil (9. Ausg.)Wagenhals, Gerhard. "The World Copper Market: Structure and Econometric Model." Lecture Notes in Economics and Mathematical Systems, 1984.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.