Mulligan, M. (2001). Ecological Pioneers: A social history of Australian ecological thought and action. Cambridge: Cambridge University Press.
Chicago-tyylinen lähdeviittausMulligan, Martin. Ecological Pioneers: A Social History of Australian Ecological Thought and Action. Cambridge: Cambridge University Press, 2001.
MLA-viiteMulligan, Martin. Ecological Pioneers: A Social History of Australian Ecological Thought and Action. Cambridge: Cambridge University Press, 2001.
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