New direction rural roads.
Tendler, J.
New direction rural roads. - Washington-US : United States Agency for International Development, 1981. - página 62 : ilustraciones blanco y negro - Trimestral - Vol.9, no.2 (Jul. 1981) - A.I.D. research & development abstracts ; no.2 . - United States Agency for International Development. .
Artículo dentro de: Transportation. Sumarios de investigación.
New direction rural roads. - Washington-US : United States Agency for International Development, 1981. - página 62 : ilustraciones blanco y negro - Trimestral - Vol.9, no.2 (Jul. 1981) - A.I.D. research & development abstracts ; no.2 . - United States Agency for International Development. .
Artículo dentro de: Transportation. Sumarios de investigación.