Cita APA (7a ed.)

Hale, J. K., & Verduyn Lunel, S. M. (1993). Introduction to functional differential equations. Springer.

Cita Chicago Style (17a ed.)

Hale, Jack K., y S. M. Verduyn Lunel. Introduction to Functional Differential Equations. New York [etc.]: Springer, 1993.

Cita MLA (9a ed.)

Hale, Jack K., y S. M. Verduyn Lunel. Introduction to Functional Differential Equations. Springer, 1993.