Core competencies for highway safety professionals.

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

Manylion Llyfryddiaeth
Awduron Corfforaethol: National Research Council (U.S.). Transportation Research Board, National Cooperative Highway Research Program, Pennsylvania State University. Dept. of Civil Engineering
Awduron Eraill: Jovanis, Paul, Gross, Frank
Fformat: Llyfr
Iaith:English
Cyhoeddwyd: Washington, D.C. Transportation Research Board [2006]
Cyfres:Research results digest (National Cooperative Highway Research Program) no. 302.
Pynciau:
Mynediad Ar-lein:http://onlinepubs.trb.org/onlinepubs/nchrp/nchrp_rrd_302.pdf