APA (7th ed.) Citation

Pontriagin, L. S. (1998). Learning higher mathematics. Springer-Verlag.

Chicago Style (17th ed.) Citation

Pontriagin, L. S. Learning Higher Mathematics. Berlin: Springer-Verlag, 1998.

MLA (8th ed.) Citation

Pontriagin, L. S. Learning Higher Mathematics. Springer-Verlag, 1998.

Warning: These citations may not always be 100% accurate.