United States. Weather Bureau. Daily synoptic series, historical weather maps. U.S. Weather Bureau.
Style de citation Chicago (17e éd.)United States. Weather Bureau. Daily Synoptic Series, Historical Weather Maps. Washington, D.C.: U.S. Weather Bureau.
Style de citation MLA (8e éd.)United States. Weather Bureau. Daily Synoptic Series, Historical Weather Maps. U.S. Weather Bureau.
Attention : ces citations peuvent ne pas être correctes à 100%.