TY - BOOK AU - Ernst, W. G. AU - Ernst,W.G. TI - Earth systems: processes and issues SN - 9780521478953 U1 - 550 PY - 2000/// CY - Cambridge PB - Cambridge University Press KW - Earth sciences N1 - Includes bibliographical references and index UR - http://www.loc.gov/catdir/samples/cam032/98037539.html UR - http://www.loc.gov/catdir/toc/cam023/98037539.html UR - http://www.loc.gov/catdir/description/cam029/98037539.html ER -