Traffic signal warrants :
guidelines for conducting a traffic signal warrant analysis /
H. Gene Hawkins, Jr., Paul J. Carlson.

APA Citation

Carlson, P. J. (Paul John)., Hawkins, H. Gene., Texas. Dept. of Transportation., Texas Transportation Institute. (1998). Traffic signal warrants: guidelines for conducting a traffic signal warrant analysis. [Austin, Tex.]: Texas Dept. of Transportation.

MLA Citation

Carlson, Paul J. (Paul John), 1969-, H. Gene Hawkins, Texas. Dept. of Transportation, and Texas Transportation Institute. Traffic Signal Warrants: Guidelines for Conducting a Traffic Signal Warrant Analysis. [Austin, Tex.]: Texas Dept. of Transportation, 1998.

Warning: These citations may not always be complete (especially for serials).