448594 Highland, E. H., & Rosenbaum, R. S. (1985). Business mathematics. Reston, V A : Reston Pub..
Lua i Stíl Chicago (17ú heag.)448594 Highland, Esther Harris, agus Roberta S. Rosenbaum. Business Mathematics. Reston, V A : Reston Pub., 1985.
Lua MLA (9ú heag.)448594 Highland, Esther Harris, agus Roberta S. Rosenbaum. Business Mathematics. Reston, V A : Reston Pub., 1985.
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