Cita APA

Grabmuller, H., & Grabmuller, H. Singular perturbation techniques applied to integro-differential equations. London, Sydney: Pitman.

Citación estilo Chicago

Grabmuller, H., y H. Grabmuller. Singular Perturbation Techniques Applied to Integro-differential Equations. London, Sydney: Pitman.

Cita MLA

Grabmuller, H., y H. Grabmuller. Singular Perturbation Techniques Applied to Integro-differential Equations. London, Sydney: Pitman.