National Research Council (U.S.). Highway Research Board. (1960). Night visibility: 1960 ; presented at the 39th Annual Meeting, January 11-15, 1960. National Academy of Sciences-National Research Council.
Čikaški stil citiranja (17. izdanje)National Research Council (U.S.). Highway Research Board. Night Visibility: 1960 ; Presented at the 39th Annual Meeting, January 11-15, 1960. Washington: National Academy of Sciences-National Research Council, 1960.
MLA način citiranja (8. izdanje)National Research Council (U.S.). Highway Research Board. Night Visibility: 1960 ; Presented at the 39th Annual Meeting, January 11-15, 1960. National Academy of Sciences-National Research Council, 1960.
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