MELHORN, W. N. [. (1980). Theories of landform development. George Allen and Unwin.
Chicago-viite (17. p.)MELHORN, Wilton N. [Ed.]. Theories of Landform Development. London: George Allen and Unwin, 1980.
MLA-viite (9. p.)MELHORN, Wilton N. [Ed.]. Theories of Landform Development. George Allen and Unwin, 1980.
Varoitus: Nämä viitteet eivät aina ole täysin luotettavia.