Flett, T. M. (1980). Differential analysis: Differentiation, differential equations, and differential inequalities. Cambridge New York: Cambridge University Press.
Παραπομπή Chicago StyleFlett, T. M. Differential Analysis: Differentiation, Differential Equations, and Differential Inequalities. Cambridge New York: Cambridge University Press, 1980.
Παραπομπή MLAFlett, T. M. Differential Analysis: Differentiation, Differential Equations, and Differential Inequalities. Cambridge New York: Cambridge University Press, 1980.
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