W.H. Freeman, Garfunkel, S. A., Malkevitch, J., & Steen, L. A. (1988). For all practical purposes: Introduction to contemporary mathematics. W.H. Freeman.
芝加哥风格引文W.H. Freeman, Solomon A. Garfunkel, Joseph Malkevitch, 与 Lynn Arthur Steen. For All Practical Purposes: Introduction to Contemporary Mathematics. New York: W.H. Freeman, 1988.
MLA引文W.H. Freeman, et al. For All Practical Purposes: Introduction to Contemporary Mathematics. W.H. Freeman, 1988.
警告：这些引文格式不一定是100％准确.