Cita APA (7th ed.)

Kunold, F. (1979). Vulkane, Packeis, Rentierherden. Brockhaus.

Cita Chicago (17th ed.)

Kunold, Frank. Vulkane, Packeis, Rentierherden. Leipzig: Brockhaus, 1979.

Cita MLA (8th ed.)

Kunold, Frank. Vulkane, Packeis, Rentierherden. Brockhaus, 1979.