APA-Zitierstil (7. Ausg.)

Gerhard, U., & Marquardt, E. (2015). The greener, the happier? Urban sustainability in the knowledge city: Policies, programs and practices in the german context. The politics of the urban sustainability concept.

Chicago-Zitierstil (17. Ausg.)

Gerhard, Ulrike, und Editha Marquardt. "The Greener, the Happier? Urban Sustainability in the Knowledge City: Policies, Programs and Practices in the German Context." The Politics of the Urban Sustainability Concept 2015.

MLA-Zitierstil (9. Ausg.)

Gerhard, Ulrike, und Editha Marquardt. "The Greener, the Happier? Urban Sustainability in the Knowledge City: Policies, Programs and Practices in the German Context." The Politics of the Urban Sustainability Concept, 2015.