Barnett, R. A., & Ziegler, M. R. (1994). Applied mathematics for business, economics, life sciences, and social sciences (5th ed.). Maxwell Macmillan International.
Lua i Stíl Chicago (17ú heag.)Barnett, Raymond A., agus Michael R. Ziegler. Applied Mathematics for Business, Economics, Life Sciences, and Social Sciences. 5th ed. New York: Maxwell Macmillan International, 1994.
Lua MLA (9ú heag.)Barnett, Raymond A., agus Michael R. Ziegler. Applied Mathematics for Business, Economics, Life Sciences, and Social Sciences. 5th ed. Maxwell Macmillan International, 1994.
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