Ravenhill, J. (1986). Africa in economic crisis. Columbia University Press.
Chicagoスタイル(17版)引用形式Ravenhill, John. Africa in Economic Crisis. New York: Columbia University Press, 1986.
MLA(9版)引用形式Ravenhill, John. Africa in Economic Crisis. Columbia University Press, 1986.
警告: この引用は必ずしも正確ではありません.