Puchstein, A. F., Lloyd, T. C., & Conrad, A. G. (1954). Alternating-current machines (3d. ed.). John Wiley & sons.
芝加哥风格引文Puchstein, Albert Frederick, T. C. Lloyd, 与 A. G. Conrad. Alternating-current Machines. 3d. ed. New York: John Wiley & sons, 1954.
MLA引文Puchstein, Albert Frederick, et al. Alternating-current Machines. 3d. ed. John Wiley & sons, 1954.
警告：这些引文格式不一定是100％准确.