APA

Sanders J. A., Verhulst F., . (1985). Averaging methods in nonlinear dynamical systems. New York: Springer.

Chicago

Sanders Jan A, Verhulst Ferdinand, . 1985. Averaging methods in nonlinear dynamical systems. New York: Springer.

Harvard

Sanders J. A., Verhulst F., . (1985). Averaging methods in nonlinear dynamical systems. New York: Springer.

MLA

Sanders Jan A, Verhulst Ferdinand, . Averaging methods in nonlinear dynamical systems. New York: Springer. 1985.