Citazione Stile APA (7a Edizione)

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

Citazione stile Chigago Style (17a edizione)

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

Citatione MLA (9a ed.)

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