Cita APA (7a ed.)

Paszkowiak, A. (1971). Erfurt. Brockhaus.

Cita Chicago Style (17a ed.)

Paszkowiak, Alfred. Erfurt. Leipzig: Brockhaus, 1971.

Cita MLA (8a ed.)

Paszkowiak, Alfred. Erfurt. Brockhaus, 1971.