W.H. Freeman, Garfunkel, S. A., Malkevitch, J., & Steen, L. A. (1988). For all practical purposes: Introduction to contemporary mathematics. W.H. Freeman.
Dyfyniad Arddull ChicagoW.H. Freeman, Solomon A. Garfunkel, Joseph Malkevitch, and Lynn Arthur Steen. For All Practical Purposes: Introduction to Contemporary Mathematics. New York: W.H. Freeman, 1988.
Dyfyniad MLAW.H. Freeman, et al. For All Practical Purposes: Introduction to Contemporary Mathematics. W.H. Freeman, 1988.
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