Wilmanns, G. (1974). Der offene Horizont. Wuppertal: Kiefel.
Chicago Style CitationWilmanns, Gerda. Der Offene Horizont. Wuppertal: Kiefel, 1974.
MLA CitationWilmanns, Gerda. Der Offene Horizont. Wuppertal: Kiefel, 1974.
Warning: These citations may not always be 100% accurate.