Não informado. (1958). Journal of tropical geography. University of Singapore, Department of Geography.
Chicago-Zitierstil (17. Ausg.)Não informado. Journal of Tropical Geography. Singapore: University of Singapore, Department of Geography, 1958.
MLA-Zitierstil (8. Ausg.)Não informado. Journal of Tropical Geography. University of Singapore, Department of Geography, 1958.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.