Autor:in:
GRIN Verlag (Hrsg.) (Editor), Nils Cordes (Author), Melissa Hungenberg (Author), Antonia Heinrich (Author), Werner Andres Carpio Guardia (Author)
Autor:in:
Tom Zengel (Author), Tom Zengel (Author), Anne Bernitt (Author), Heiko Jonas (Author), Silvia Bade (Author), Thomas Gerhardt (Author), Daniela Linder (Author), Frank Willems (Author)