| Economics - 1985 - 706 pages
Includes the sections, Literatur (title varies) and Berichte. | |
| Economics - 1985 - 708 pages
Includes the sections, Literatur (title varies) and Berichte. | |
| Economics - 1984 - 844 pages
Includes the sections, Literatur (title varies) and Berichte. | |
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