Berck, P., & Sydsaeter, K. (1993). Economists' mathematical manual (2nd ed.). Springer-Verlag.
Cita Chicago (17th ed.)Berck, Peter, i Knut Sydsaeter. Economists' Mathematical Manual. 2nd ed. Berlin: Springer-Verlag, 1993.
Cita MLA (9th ed.)Berck, Peter, i Knut Sydsaeter. Economists' Mathematical Manual. 2nd ed. Springer-Verlag, 1993.
Atenció: Aquestes cites poden no estar 100% correctes.