Simpson, I. H., & Simpson, R. L. (1985). Unemployment. JAI Press.
芝加哥风格引文Simpson, Ida Harper, 与 Richard L. Simpson. Unemployment. Greenwich, Conn.: JAI Press, 1985.
MLA引文Simpson, Ida Harper, 与 Richard L. Simpson. Unemployment. JAI Press, 1985.
警告：这些引文格式不一定是100％准确.