Cita APA (7th ed.)

Siebert, H. (1991). The new economic landscape in Europe. Basil Blackwell.

Cita Chicago (17th ed.)

Siebert, Horst. The New Economic Landscape in Europe. Oxford: Basil Blackwell, 1991.

Cita MLA (9th ed.)

Siebert, Horst. The New Economic Landscape in Europe. Basil Blackwell, 1991.