TY  - BOOK
AU  - European conference of ministers of transport
TI  - Research on transport economics Six monthly Information Bulletin
U1  - 330.072 
PY  - 1974///
CY  - Paris Cedex
PB  - Rue de Franqueville
N1  - Contents :v. vii, no. 1 : May 1974; v. vii no. 2 : Nov 1974
ER  -