Lindholm, F. (1939). Swedish Polar Year Expedition, Sveagruvan, Spitzbergen, 1932-1933: General introduction. Terrestrial Magnetism.
Cita Chicago Style (17a ed.)Lindholm, Ferdinand. Swedish Polar Year Expedition, Sveagruvan, Spitzbergen, 1932-1933: General Introduction. Terrestrial Magnetism. Stockholm, 1939.
Cita MLA (9a ed.)Lindholm, Ferdinand. Swedish Polar Year Expedition, Sveagruvan, Spitzbergen, 1932-1933: General Introduction. Terrestrial Magnetism. 1939.
Precaución: Estas citas no son 100% exactas.