Hubbard, J. H., & West, B. H. (1990). Differential equations: A dynamical systems approach (Corr. 3rd print.). Springer.
Citação norma ChicagoHubbard, John H., and Beverly Henderson West. Differential Equations: A Dynamical Systems Approach. Corr. 3rd print. New York: Springer, 1990.
Citação norma MLAHubbard, John H., and Beverly Henderson West. Differential Equations: A Dynamical Systems Approach. Corr. 3rd print. Springer, 1990.
Nota: a formatação da citação pode não corresponder 100% ao definido pela respectiva norma.