APA-viite

Verhulst, F. (1989). Non-linear differential equations and dynamical systems. Springer- Verlag.

Chicago-tyylinen lähdeviittaus

Verhulst, Ferdinard. Non-linear Differential Equations and Dynamical Systems. New York: Springer- Verlag, 1989.

MLA-viite

Verhulst, Ferdinard. Non-linear Differential Equations and Dynamical Systems. Springer- Verlag, 1989.