APA-Zitierstil (7. Ausg.)

Hartje, V. J., Klaphake, A., & Schliep, R. (2002). Consideration of the ecosystem approach of the convention on biological diversity in Germany. BfN.

Chicago-Zitierstil (17. Ausg.)

Hartje, Volkmar J., Axel Klaphake, und Rainer Schliep. Consideration of the Ecosystem Approach of the Convention on Biological Diversity in Germany. Bonn: BfN, 2002.

MLA-Zitierstil (9. Ausg.)

Hartje, Volkmar J., et al. Consideration of the Ecosystem Approach of the Convention on Biological Diversity in Germany. BfN, 2002.