Geosystems : an introduction to physical geography / Robert W. Christopherson,Ginger H.Birkeland, Christopherson, Robert W. Birkeland, Ginger H. jt auth Physical geography 910.02 CHG Glossary: p. G.1-G.14 Includes bibliographical references and index Boston : Pearson, 2015. 2015. 2015 Text 647 p. in various pagings : eng