APA (7th ed.) Zitazioa

Barreira, L., & Valls, C. (2012). Ordinary differential equations: Qualitative theory. American Mathematical Society.

Chicago Style (17th ed.) Zitazioa

Barreira, Luis, eta Claudia Valls. Ordinary Differential Equations: Qualitative Theory. Providence, USA: American Mathematical Society, 2012.

MLA (9th ed.) Zitazioa

Barreira, Luis, eta Claudia Valls. Ordinary Differential Equations: Qualitative Theory. American Mathematical Society, 2012.