Drought and famine relationships in Sudan : policy implications /
Tesfaye Teklu, Joachim von Braun, Elsayed Zaki.
- Washington, D.C. : International Food Policy Research Institute, c1991.
- 135 p. : ill., maps ; 26 cm.
- Research report / International Food Policy Research Institute ;88 .
- Research report (International Food Policy Research Institute) ; 88. .