APA (7th ed.) Citation

Friedrichs, K. O. (1960). Spectral theory of operators in Hilbert space. Inst. of Math. Sciences, New York Univ.

Chicago Style (17th ed.) Citation

Friedrichs, Kurt O. Spectral Theory of Operators in Hilbert Space. New York: Inst. of Math. Sciences, New York Univ, 1960.

MLA (9th ed.) Citation

Friedrichs, Kurt O. Spectral Theory of Operators in Hilbert Space. Inst. of Math. Sciences, New York Univ, 1960.

Warning: These citations may not always be 100% accurate.