Friedmann, L. W., Galton, L., & Stonehill, J. (1973). Freedom from backaches. Pocket-books.
芝加哥风格引文Friedmann, Lawrence W., Lawrence Galton, 与 Joseph Stonehill. Freedom from Backaches. New York: Pocket-books, 1973.
MLA引文Friedmann, Lawrence W., et al. Freedom from Backaches. Pocket-books, 1973.
警告：这些引文格式不一定是100％准确.