Haber,William. (1966). The vista of American labour. Voice of America.
シカゴスタイル引用形Haber,William. The Vista of American Labour. United States: Voice of America, 1966.
MLA引用形式Haber,William. The Vista of American Labour. Voice of America, 1966.
警告: この引用は必ずしも正確ではありません.