Bildnachweis:
Porträts Claudia Gorzalka: FOTOBONN Christian Daitsche
Claudia und Alex singend: Petra Schmidt
Aufgerichtete Körperhaltung. C.Gorzalka
Theatervorhang :<a href="http://www.fotolia.com/id/1610959" title="curtain" alt="curtain">S</a> - Fotolia.com
Mikrophon:
<a href="http://www.fotolia.com/id/4093410" title="microphone and notes." alt="microphone and notes.">Rudolf Polle</a> - Fotolia.com
Callcenter 3
© Gernot Krautberger - Fotolia.com
Young teacher answers question
© Marion Wear - Fotolia.com
group of people negotiate at the desk
© endostock - Fotolia.com
business presentation
© Yuri Arcurs - Fotolia.com
Rotes Männchen lecture © ioannis kounadeas #4812453
© ioannis kounadeas - Fotolia.com
Sing Star © Meddy Popcorn #5475607
Geoeffneter Mund von Frau beim Singen © unpict #6676016 -Fotolia.com
Olga: Erika Schmidt