Seppälä, M. (1976). Influence of rock jointing on the asymmetric form of the Ptarmigan Glacier Valley, South-Eastern Alaska.
Chicago-Zitierstil (17. Ausg.)Seppälä, Matti. Influence of Rock Jointing on the Asymmetric Form of the Ptarmigan Glacier Valley, South-Eastern Alaska. Oulu, 1976.
MLA-Zitierstil (9. Ausg.)Seppälä, Matti. Influence of Rock Jointing on the Asymmetric Form of the Ptarmigan Glacier Valley, South-Eastern Alaska. 1976.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.