Ernst, W. G. (2000). Earth systems: Processes and issues. Cambridge University Press.
Chicago Edition CitationErnst, W. G. Earth Systems: Processes and Issues. Cambridge: Cambridge University Press, 2000.
Cita MLAErnst, W. G. Earth Systems: Processes and Issues. Cambridge University Press, 2000.
Atenció: Aquestes cites poden no estar 100% correctes.