Locker, J. (1986). Functional analysis and two-point differential operators. Longman.
Cita Chicago (17th ed.)Locker, John. Functional Analysis and Two-point Differential Operators. England: Longman, 1986.
Cita MLA (9th ed.)Locker, John. Functional Analysis and Two-point Differential Operators. Longman, 1986.
Atenció: Aquestes cites poden no estar 100% correctes.