United States. Weather Bureau. Daily 100-millibar and 50-millibar and three times monthly 30-millibar synoptic weather maps of the IGY period. U.S. Department of Commerce, Weather Bureau.
Čikaški stil citiranja (17. izdanje)United States. Weather Bureau. Daily 100-millibar and 50-millibar and Three Times Monthly 30-millibar Synoptic Weather Maps of the IGY Period. Washington, D.C.: U.S. Department of Commerce, Weather Bureau.
MLA način citiranja (9. izdanje)United States. Weather Bureau. Daily 100-millibar and 50-millibar and Three Times Monthly 30-millibar Synoptic Weather Maps of the IGY Period. U.S. Department of Commerce, Weather Bureau.
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