Citazione Stile APA (7a Edizione)

Struwe, M. (1990). Variational methods: Applications to nonlinear partial differential equations and hamiltonian systems. Springer-Verlag.

Citazione stile Chigago Style (17a edizione)

Struwe, Michael. Variational Methods: Applications to Nonlinear Partial Differential Equations and Hamiltonian Systems. Nueva York: Springer-Verlag, 1990.

Citatione MLA (9a ed.)

Struwe, Michael. Variational Methods: Applications to Nonlinear Partial Differential Equations and Hamiltonian Systems. Springer-Verlag, 1990.