Cita APA (7a ed.)

Douglas, R. G. (1998). Banach algebra techniques in operator theory (2nd ed.). Springer.

Cita Chicago Style (17a ed.)

Douglas, Ronald G. Banach Algebra Techniques in Operator Theory. 2nd ed. New York: Springer, 1998.

Cita MLA (8a ed.)

Douglas, Ronald G. Banach Algebra Techniques in Operator Theory. 2nd ed. Springer, 1998.