Mihail Ispan
Michaela Graham
Maria Elisabeth Druxeis
Группа авторов
Martin Jäschke
Andreas Knuf
Andrea Álvarez Sánchez
Alfred Vogel
Napoleon Hill
José Carlos Bermejo Higuera
Carmen Guaita Fernández
Marshall Rosenberg
Siegfried Ruoß
Ursula Krug
Peter Struck
Barbara Bonisolli
Dr. Oetker
