Cita APA

United States. Weather Bureau. Daily synoptic series, historical weather maps. U.S. Weather Bureau.

Citación estilo Chicago

United States. Weather Bureau. Daily Synoptic Series, Historical Weather Maps. Washington, D.C.: U.S. Weather Bureau.

Cita MLA

United States. Weather Bureau. Daily Synoptic Series, Historical Weather Maps. U.S. Weather Bureau.

Warning: These citations may not always be 100% accurate.