Cita APA (7th ed.)

Motreanu, D., & Rždulescu, V. Variational and Non-variational Methods in Nonlinear Analysis and Boundary Value Problems. Springer International Publishing.

Cita Chicago (17th ed.)

Motreanu, D., i V. Rždulescu. Variational and Non-variational Methods in Nonlinear Analysis and Boundary Value Problems. Cham: Springer International Publishing.

Cita MLA (8th ed.)

Motreanu, D., i V. Rždulescu. Variational and Non-variational Methods in Nonlinear Analysis and Boundary Value Problems. Springer International Publishing.