Sydsaeter, K., & hammond, P. S. (2016). Essential Mathematics for Economics Analysis (5th ed.). Pearson.
Lua i Stíl Chicago (17ú heag.)Sydsaeter, Knut, agus Peter Strom hammond. Essential Mathematics for Economics Analysis. 5th ed. Noida: Pearson, 2016.
Lua MLA (9ú heag.)Sydsaeter, Knut, agus Peter Strom hammond. Essential Mathematics for Economics Analysis. 5th ed. Pearson, 2016.
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