APA (7th ed.) Citation

Wagenhals, G. (1984). The world copper market: Structure and econometric model. Lecture notes in economics and mathematical systems.

Chicago Style (17th ed.) Citation

Wagenhals, Gerhard. "The World Copper Market: Structure and Econometric Model." Lecture Notes in Economics and Mathematical Systems 1984.

MLA (9th ed.) Citation

Wagenhals, Gerhard. "The World Copper Market: Structure and Econometric Model." Lecture Notes in Economics and Mathematical Systems, 1984.

Warning: These citations may not always be 100% accurate.