Não informado. (1949). Lund studies in geography. University of Lund, Department of Geography.
Chicago-Zitierstil (17. Ausg.)Não informado. Lund Studies in Geography. Lund, Suecia: University of Lund, Department of Geography, 1949.
MLA-Zitierstil (8. Ausg.)Não informado. Lund Studies in Geography. University of Lund, Department of Geography, 1949.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.