APA (7th ed.) Citation

Herrero, D. A. (1982). Approximation of Hilbert space operators. Pitman Advanced Publishing Program.

Chicago Style (17th ed.) Citation

Herrero, Domingo A. Approximation of Hilbert Space Operators. Boston: Pitman Advanced Publishing Program, 1982.

MLA (9th ed.) Citation

Herrero, Domingo A. Approximation of Hilbert Space Operators. Pitman Advanced Publishing Program, 1982.