Lawrence, Kirk S. “Review of "The World System and the Earth System: Global Socioenvironmental Change and Sustainability Since the Neolithic," By Alf Hornborg and Carole Crumley, Eds.”. Journal of World-Systems Research 13, no. 2 (August 26, 2007): 223-226. Accessed December 5, 2021. https://jwsr.pitt.edu/ojs/jwsr/article/view/351.