APA (7th ed.) Citation

Pontriagin, L. S. (1962). The mathematical theory of optimal processes. Interscience.

Chicago Style (17th ed.) Citation

Pontriagin, Lev Semenovich. The Mathematical Theory of Optimal Processes. New York: Interscience, 1962.

MLA (9th ed.) Citation

Pontriagin, Lev Semenovich. The Mathematical Theory of Optimal Processes. Interscience, 1962.