Dyfyniad APA
McCloskey, J. M. (2005). In the thick of it: My life in the Sierra Club. Island Press.
Dyfyniad Arddull Chicago
McCloskey, J. Michael. In the Thick of It: My Life in the Sierra Club. Washington, D.C.: Island Press, 2005.
Dyfyniad MLA
McCloskey, J. Michael. In the Thick of It: My Life in the Sierra Club. Island Press, 2005.
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