APA-čujuhus (7. p.)
Schmidt-Bleek, F., Wiegandt, K., & Lustig, S. (2009). The Earth: Natural resources and human intervention. Haus Pub..
Chicago-čujuhus (17. p.)
Schmidt-Bleek, F., Klaus Wiegandt, juo Sandra Lustig. The Earth: Natural Resources and Human Intervention. London: Haus Pub., 2009.
MLA-čujuhus (9. p.)
Schmidt-Bleek, F., et al. The Earth: Natural Resources and Human Intervention. Haus Pub., 2009.
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