Cita APA (7th ed.)

Eichhorn, W. (1978). Functional equations in economics. Addison-Wesley.

Cita Chicago (17th ed.)

Eichhorn, Wolfgang. Functional Equations in Economics. Reading, Mass: Addison-Wesley, 1978.

Cita MLA (9th ed.)

Eichhorn, Wolfgang. Functional Equations in Economics. Addison-Wesley, 1978.