Irrigated agriculture in afghanistan. - Washington-US : United States Agency for International Development, 1981. - páginas 5-6 : 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: Agriculture-Irrigation and water managment. Sumarios de investigación.