APA (7th ed.) Citation

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

Chicago Style (17th ed.) Citation

Nemytskii, V. V., and V. V. Stepanov. Qualitative Theory of Differential Equations. Princeton, NJ: Princeton University Press, 1960.

MLA (8th ed.) Citation

Nemytskii, V. V., and V. V. Stepanov. Qualitative Theory of Differential Equations. Princeton University Press, 1960.