Hänvisningar gällande denna post

APA-referens (7:e uppl.)
Waters David. (1988). Reflections upon some navigational and hydrographic problems of the XVth century related to the voyage of Bartolomeu Dias, 1487-88. Inst. de Inv. Científica Tropical.
Chicago-referens (17:e uppl.)
Waters David. Reflections upon Some Navigational and Hydrographic Problems of the XVth Century Related to the Voyage of Bartolomeu Dias, 1487-88. Inst. de Inv. Científica Tropical, 1988.
MLA-referens (9:e uppl.)
Waters David. Reflections upon Some Navigational and Hydrographic Problems of the XVth Century Related to the Voyage of Bartolomeu Dias, 1487-88. Inst. de Inv. Científica Tropical, 1988.
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