Παραπομπή APA

Barreira, L., & Barreira, L. V. (2008). Stability of nonautonomous differential equations. Springer.

Παραπομπή Chicago Style

Barreira, Luis, και Luis; Valls Barreira. Stability of Nonautonomous Differential Equations. Berlin ; New York: Springer, 2008.

Παραπομπή MLA

Barreira, Luis, και Luis; Valls Barreira. Stability of Nonautonomous Differential Equations. Springer, 2008.