TY  - BOOK
AU  - Ingram, Gregory K.
AU  - Liu Zhi
AU  - The World Bank
TI  - Motorization and the provision of roads in countries and cities
T2  - World Bank Policy Research Working Paper series
U1  - PRWP 1842 
PY  - 1997///
CY  - Washigton
PB  - World Bank
ER  -