United States. Army Air Forces. Weather Research Center. (1942). Summary of the state of the ice in Arctic seas during the years 1935-38: Adapted from the Nautical meteorological annual of the Danish Meteorological Institute. USGPO.
芝加哥风格引文United States. Army Air Forces. Weather Research Center. Summary of the State of the Ice in Arctic Seas During the Years 1935-38: Adapted from the Nautical Meteorological Annual of the Danish Meteorological Institute. Washington, D.C.: USGPO, 1942.
MLA引文United States. Army Air Forces. Weather Research Center. Summary of the State of the Ice in Arctic Seas During the Years 1935-38: Adapted from the Nautical Meteorological Annual of the Danish Meteorological Institute. USGPO, 1942.
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