Cita APA (7th ed.)

Godbillon, C. (1983). Dynamical systems on surfaces. Springer-Verlag.

Cita Chicago (17th ed.)

Godbillon, Claude. Dynamical Systems on Surfaces. Berlín: Springer-Verlag, 1983.

Cita MLA (9th ed.)

Godbillon, Claude. Dynamical Systems on Surfaces. Springer-Verlag, 1983.

Atenció: Aquestes cites poden no estar 100% correctes.