TY  - BOOK
AU  - Knipling, Ronald R., coaut.
ED  - National Research Council. Transportation Research Board (E-.U.A.)
TI  - Guidance for implementation of the AASHTO strategic highway- safety plan. volume 13: a guide for reducing collisions in-volving heavy trucks / Ronald R. Knipling...[et al.]
CY  - Washington, D.C. : TRB
ER  -