APA (7th ed.) Citation

Friedrichs, K. O. (1973). Spectral theory of operators in Hilbert space. Springer.

Chicago Style (17th ed.) Citation

Friedrichs, Kurt O. Spectral Theory of Operators in Hilbert Space. New York <<[u.a.]>>: Springer, 1973.

MLA (9th ed.) Citation

Friedrichs, Kurt O. Spectral Theory of Operators in Hilbert Space. Springer, 1973.