APA-čujuhus (7. p.)

(1978). Manual on uniform traffic control devices for streets and highways. Washington, D C: U S Department of Transportation.

Chicago-čujuhus (17. p.)

Manual on Uniform Traffic Control Devices for Streets and Highways. Washington, D C: U S Department of Transportation, 1978.

MLA-čujuhus (9. p.)

Manual on Uniform Traffic Control Devices for Streets and Highways. Washington, D C: U S Department of Transportation, 1978.

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