Steffen, W., Sanderson, A., Tyson, P., Jger, J., Matson, P., Moore, B., . . . Wasson, R. J. (2005). Global Change and the Earth System: A Planet Under Pressure. Springer Berlin Heidelberg. https://doi.org/10.1007/b137870
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रSteffen, Will, et al. Global Change and the Earth System: A Planet Under Pressure. Berlin, Heidelberg: Springer Berlin Heidelberg, 2005. https://doi.org/10.1007/b137870.
एमएलए (9वां संस्करण) प्रशस्ति पत्रSteffen, Will, et al. Global Change and the Earth System: A Planet Under Pressure. Springer Berlin Heidelberg, 2005. https://doi.org/10.1007/b137870.
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