Unterricht ohne Fronten
By: Peter Trzeciok.
Edition: 1. Aufl.
Series: U & S Pädagogik : Erfahrung
Publisher: Urban und Schwarzenberg
Published: 1978
Place of publication: München; Wien; Baltimore
Language: ger
Number of pages: 203
Subjects: Group work in education.; German language -- Study and teaching (Secondary)