MELHORN, W. N. [. (1980). Theories of landform development. George Allen and Unwin.
Chicago-referens (17:e uppl.)MELHORN, Wilton N. [Ed.]. Theories of Landform Development. London: George Allen and Unwin, 1980.
MLA-referens (9:e uppl.)MELHORN, Wilton N. [Ed.]. Theories of Landform Development. George Allen and Unwin, 1980.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.