Cita APA

Friedrichs, K. O. (1980). Spectral theory of operators in Hilbert space (2a. ed.). New York: Springer Verlag.

Citación estilo Chicago

Friedrichs, Kurt Otto. Spectral Theory of Operators in Hilbert Space. 2a. ed. New York: Springer Verlag, 1980.

Cita MLA

Friedrichs, Kurt Otto. Spectral Theory of Operators in Hilbert Space. 2a. ed. New York: Springer Verlag, 1980.