Draft recommendation on road construction work zone signing and safety / transmitted by the International Road Federation (IRF).
1986
Notice détaillée
Symbole[E/ECE/]TRANS/SC1/GE.20/R.233/Rev.1
TitreDraft recommendation on road construction work zone signing and safety / transmitted by the International Road Federation (IRF).
DateGeneva : UN, 12 Aug. 1986.
Description
4, [2] p. : diagrams