APA-Zitierstil (7. Ausg.)

(1991). Environment, energy and natural resource management in the Baltic region: 3rd International Conference on System Analysis, Copenhagen, Denmark, May 7 - 10, 1991. Nordic Council of Ministers.

Chicago-Zitierstil (17. Ausg.)

Environment, Energy and Natural Resource Management in the Baltic Region: 3rd International Conference on System Analysis, Copenhagen, Denmark, May 7 - 10, 1991. Copenhagen: Nordic Council of Ministers, 1991.

MLA-Zitierstil (9. Ausg.)

Environment, Energy and Natural Resource Management in the Baltic Region: 3rd International Conference on System Analysis, Copenhagen, Denmark, May 7 - 10, 1991. Nordic Council of Ministers, 1991.

Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.