Ravenal, E. C. (1978). Never again: Learning from America's foreign policy failures. Temple University Press.
Chicagoスタイル(17版)引用形式Ravenal, Earl C. Never Again: Learning from America's Foreign Policy Failures. Philadelphia: Temple University Press, 1978.
MLA(9版)引用形式Ravenal, Earl C. Never Again: Learning from America's Foreign Policy Failures. Temple University Press, 1978.
警告: この引用は必ずしも正確ではありません.