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

APA Citation Edition Citation

Hornborg, A., & Crumley, C. L. (2007). The world system and the Earth system: Global socioenvironmental change and sustainability since the Neolithic. Left Coast Press.

Chicago Citation Edition Citation

Hornborg, Alf, und Carole L. Crumley. The World System and the Earth System: Global Socioenvironmental Change and Sustainability Since the Neolithic. Walnut Creek, CA: Left Coast Press, 2007.

MLA Citation Edition Citation

Hornborg, Alf, und Carole L. Crumley. The World System and the Earth System: Global Socioenvironmental Change and Sustainability Since the Neolithic. Left Coast Press, 2007.