Gallup, G., & O'Connell, G. (1986). Who do Americans say that l am ? Westminster.
芝加哥风格引文Gallup, George, 与 George O'Connell. Who Do Americans Say That L Am ? Philadelphia: Westminster, 1986.
MLA引文Gallup, George, 与 George O'Connell. Who Do Americans Say That L Am ? Westminster, 1986.
警告：这些引文格式不一定是100％准确.