Citace podle APA (7th ed.)
Dale, A., & Hill, S. B. (2001). At the edge: Sustainable development in the 21st century. UBC Press.
Citace podle Chicago (17th ed.)
Dale, Ann, a Stuart B. Hill. At the Edge: Sustainable Development in the 21st Century. Vancouver: UBC Press, 2001.
Citace podle MLA (9th ed.)
Dale, Ann, a Stuart B. Hill. At the Edge: Sustainable Development in the 21st Century. UBC Press, 2001.
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