Cita APA (7a ed.)

Wille, H. H. (1983). Usedom. Brockhaus.

Cita Chicago Style (17a ed.)

Wille, Hermann Heinz. Usedom. Leipzig: Brockhaus, 1983.

Cita MLA (8a ed.)

Wille, Hermann Heinz. Usedom. Brockhaus, 1983.