Citazione Stile APA (7a Edizione)

Brauer, F., & Nohel, J. A. (1969). The qualitative theory of ordinary differential equations: An introduction. W. A. Benjamin.

Citazione stile Chigago Style (17a edizione)

Brauer, Fred, e John A. Nohel. The Qualitative Theory of Ordinary Differential Equations: An Introduction. Nueva York: W. A. Benjamin, 1969.

Citatione MLA (9a ed.)

Brauer, Fred, e John A. Nohel. The Qualitative Theory of Ordinary Differential Equations: An Introduction. W. A. Benjamin, 1969.