Cita APA (7a ed.)

(1980). Tomi Ungerer: Babylon, Politrics, Fornicon.

Cita Chicago Style (17a ed.)

Tomi Ungerer: Babylon, Politrics, Fornicon. Düsseldorf, 1980.

Cita MLA (8a ed.)

Tomi Ungerer: Babylon, Politrics, Fornicon. 1980.