Christiansen, J. P. (1982). Labor productivity in the steel industry: A comparative study of the Federal Republic of Germany and the United States of America.
Chicago-Zitierstil (17. Ausg.)Christiansen, Jens Peter. Labor Productivity in the Steel Industry: A Comparative Study of the Federal Republic of Germany and the United States of America. Stanford, 1982.
MLA-Zitierstil (9. Ausg.)Christiansen, Jens Peter. Labor Productivity in the Steel Industry: A Comparative Study of the Federal Republic of Germany and the United States of America. 1982.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.