Stehman, J. W. (1967). The financial history of the American Telephone and Telegraph Company. A. M. Kelley.
芝加哥风格引文Stehman, Jonas Warren. The Financial History of the American Telephone and Telegraph Company. New York: A. M. Kelley, 1967.
MLA引文Stehman, Jonas Warren. The Financial History of the American Telephone and Telegraph Company. A. M. Kelley, 1967.
警告：这些引文格式不一定是100％准确.