Beenhakker,Henri L. (1979). Identification and appraisal of rural roads projects. World Bank.
Dyfyniad Arddull ChicagoBeenhakker,Henri L. Identification and Appraisal of Rural Roads Projects. Washington: World Bank, 1979.
Dyfyniad MLABeenhakker,Henri L. Identification and Appraisal of Rural Roads Projects. World Bank, 1979.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.