000
00311nam a2200121Ia 4500
008
130223s9999 xx 000 0 und d
100
_a
Carnemark, C.
245
_a
Economic analysis of rural road projects
260
_c
1976
440
_a
No. 241; World Bank Staff Work
901
_p
S28564
942
_c
B
_2
udc
999
_c
120456
_d
120456