Dury, G. H. (1969). Perspectives on geomorphic processes. Association of American Geographers, Commission on College Geography.
Chicago-Zitierstil (17. Ausg.)Dury, G. H. Perspectives on Geomorphic Processes. Washington, D.C: Association of American Geographers, Commission on College Geography, 1969.
MLA-Zitierstil (9. Ausg.)Dury, G. H. Perspectives on Geomorphic Processes. Association of American Geographers, Commission on College Geography, 1969.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.