000 00311nam a2200121Ia 4500
008 130223s9999 xx 000 0 und d
100 _aCarnemark, C.
245 _aEconomic analysis of rural road projects
260 _c1976
440 _aNo. 241; World Bank Staff Work
901 _pS28564
942 _cB
_2udc
999 _c120456
_d120456