APA Zitierstil

Ketter, N. (1970). Esch-sur-alzette. editions claude diderich.

Chicago Zitierstil

Ketter, Norbert. Esch-sur-alzette. Luxembourg: editions claude diderich, 1970.

MLA Zitierstil

Ketter, Norbert. Esch-sur-alzette. editions claude diderich, 1970.