Cita APA

Nemytskii, V. V. 1., Stepanov, V. V. 1., & Lefschetz, S. (1960). Qualitative theory of differential equations. Princeton University Press.

Citación estilo Chicago

Nemytskii, V. V. 1900-, V. V. 1889-1950 Stepanov, and Solomon Lefschetz. Qualitative Theory of Differential Equations. Princeton, New Jersey: Princeton University Press, 1960.

Cita MLA

Nemytskii, V. V. 1900-, V. V. 1889-1950 Stepanov, and Solomon Lefschetz. Qualitative Theory of Differential Equations. Princeton, New Jersey: Princeton University Press, 1960.