Ahlcrona, E. (1988). The impact of climate and man on land transformation in central Sudan: Applications of remote sensing. Lund University Press.
Lua i Stíl Chicago (17ú heag.)Ahlcrona, Eva. The Impact of Climate and Man on Land Transformation in Central Sudan: Applications of Remote Sensing. Lund, Sweden: Lund University Press, 1988.
Lua MLA (8ú heag.)Ahlcrona, Eva. The Impact of Climate and Man on Land Transformation in Central Sudan: Applications of Remote Sensing. Lund University Press, 1988.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.