Cita APA (7th ed.)

Hackbusch, W. (1992). Elliptic differential equations: Theory and numerical treatment. Springer-Verlag.

Cita Chicago (17th ed.)

Hackbusch, Wolfgang. Elliptic Differential Equations: Theory and Numerical Treatment. Berlin ; New York: Springer-Verlag, 1992.

Cita MLA (8th ed.)

Hackbusch, Wolfgang. Elliptic Differential Equations: Theory and Numerical Treatment. Springer-Verlag, 1992.