Gottfried Buschbell.

MLA

Ramackers, Johannes. Gottfried Buschbell. Krefeld: s.n., 1951.

APA

Ramackers, J. (1951). Gottfried Buschbell. Krefeld: s.n.

Chicago

Ramackers, Johannes, Gottfried Buschbell. Krefeld: s.n., 1951.