Arnold, V. I., & Levi, M. (1988). Geometrical methods in the theory of ordinary differential equations (2nd ed.). Springer-Verlag.
Čikaški stil citiranjaArnold, V. I., i Mark Levi. Geometrical Methods in the Theory of Ordinary Differential Equations. 2nd ed. New York: Springer-Verlag, 1988.
MLA način citiranjaArnold, V. I., i Mark Levi. Geometrical Methods in the Theory of Ordinary Differential Equations. 2nd ed. Springer-Verlag, 1988.
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