TY  - GEN
AU  - De Weille, Jan
TI  - A Review of 62 road project appraisal repors, 1960 - 1966
PY  - 1967///]
CY  - [s.l.]
PB  - [s.n.]
KW  - HIGHWAYS, RURAL
N1  - IBRD. : Economic Department working paper ; no. 5
ER  -