KELL, J. H. (1992). Manual of traffic signal design. Prentice Hall.
Chicago Style (17th ed.) CitationKELL, James H. Manual of Traffic Signal Design. Prentice Hall, 1992.
MLA (8th ed.) CitationKELL, James H. Manual of Traffic Signal Design. Prentice Hall, 1992.
Warning: These citations may not always be 100% accurate.