Core competencies for highway safety professionals.

"This digest summarizes the results of a study conducted by Paul Jovanis and Frank Gross, Pennsylvania State University."

Sonraí bibleagrafaíochta
Údair chorparáideacha: National Research Council (U.S.). Transportation Research Board, National Cooperative Highway Research Program, Pennsylvania State University. Dept. of Civil Engineering
Rannpháirtithe: Jovanis, Paul, Gross, Frank
Formáid: LEABHAR
Teanga:English
Foilsithe / Cruthaithe: Washington, D.C. Transportation Research Board [2006]
Sraith:Research results digest (National Cooperative Highway Research Program) no. 302.
Ábhair:
Rochtain ar líne:http://onlinepubs.trb.org/onlinepubs/nchrp/nchrp_rrd_302.pdf