एपीए उद्धरण

Guckenheimer, J., & Holmes, P. (1983). Nonlinear oscillations, dynamical systems, and bifurcations of vector fields. Springer-Verlag.

शिकागो स्टाइल उद्धरण

Guckenheimer, John, और Philip Holmes. Nonlinear Oscillations, Dynamical Systems, and Bifurcations of Vector Fields. New York: Springer-Verlag, 1983.

एमएलए उद्धरण

Guckenheimer, John, और Philip Holmes. Nonlinear Oscillations, Dynamical Systems, and Bifurcations of Vector Fields. Springer-Verlag, 1983.