Vedder, P. (1985). Cooperative learning: A study on processes and effects of cooperation between primary school children.
Chicago-Zitierstil (17. Ausg.)Vedder, Paul. Cooperative Learning: A Study on Processes and Effects of Cooperation Between Primary School Children. s'Gravenhage, 1985.
MLA-Zitierstil (9. Ausg.)Vedder, Paul. Cooperative Learning: A Study on Processes and Effects of Cooperation Between Primary School Children. 1985.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.