Hancock, G. (1985). Ethiopia: The challenge of hunger. Victor Gollancz.
Chicagoスタイル(17版)引用形式Hancock, Graham. Ethiopia: The Challenge of Hunger. London: Victor Gollancz, 1985.
MLA(9版)引用形式Hancock, Graham. Ethiopia: The Challenge of Hunger. Victor Gollancz, 1985.
警告: この引用は必ずしも正確ではありません.