Diederich Hinrichsen/ Anthony J. Pritchard
(2)
Diederich Von Schlechtendal
(2)
Gail Shepherd Diederich/ Gail Kelly Lester
(2)
Askin, Ridvan (University of Basel, Switzerland),Diederich, Catherine (University of Teacher Education St. Gallen, Switzerland),Bieri, Aline (University of Basel, Switzerland)
(1)
Gregor Muir/ Yilmaz Dziewior/ Kenneth Brummel (CON)/ Stephan Diederich (CON)/ Olivia Laing (CON)
(1)
Jerome R. Busemeyer/ Adele Diederich
(1)
Josef Wittlich (ART)/ Luise Pilz (EDT)/ Walter Grasskamp/ Stephan Diederich (EDT)
(1)