Summaries of individual papers : XXIst World Road Congress /
Summaries of individual papers : XXIst World Road Congress /
PIARC-World Road Association
- [S.I] : AIPCR-Association Mondiale de la Route, 1999
- 175 p. : 21 cm.
Hadiah
Traffic engineering--Congresses
Roads--Congresses
Hadiah
Traffic engineering--Congresses
Roads--Congresses
