Seidman, L. W. (1989). Productivity: The american advantage. New York: Simon and Schuster.
シカゴスタイル引用形Seidman, L. William. Productivity: The American Advantage. New York: Simon and Schuster, 1989.
MLA引用形式Seidman, L. William. Productivity: The American Advantage. New York: Simon and Schuster, 1989.
警告: この引用は必ずしも正確ではありません.