Stocker, H. E. (1942). Motor traffic management. Prentice-Hall.
Lua i Stíl Chicago (17ú heag.)Stocker, Harry Ellis. Motor Traffic Management. New York: Prentice-Hall, 1942.
Lua MLA (9ú heag.)Stocker, Harry Ellis. Motor Traffic Management. Prentice-Hall, 1942.
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