W-beam guiderail transition from light to heavy posts. Final report.
APA Citation
Herring, D. G., Bryden, J. E. (1987). W-beam guiderail transition from light to heavy posts. Final report. .
MLA Citation
Herring, Donald G, and James E Bryden. W-beam Guiderail Transition From Light to Heavy Posts. Final Report. , 1987.
Warning: These citations may not always be complete (especially for serials).