APA (7th ed.) Citation

Birkhoff, G., & Rota, G. (1989). Introduction to ordinary differential equations (4th ed.). Wiley.

Chicago Style (17th ed.) Citation

Birkhoff, Garrett, and Gian-Carlo Rota. Introduction to Ordinary Differential Equations. 4th ed. New York: Wiley, 1989.

MLA (9th ed.) Citation

Birkhoff, Garrett, and Gian-Carlo Rota. Introduction to Ordinary Differential Equations. 4th ed. Wiley, 1989.