Format:
graph. Darst.
ISSN:
0959-4752
Note:
Literaturverz. S. 169 - 170
In:
Learning and instruction, Amsterdam : Elsevier, 1991, 22(2012), 3, Seite 159-170, 0959-4752
In:
volume:22
In:
year:2012
In:
number:3
In:
pages:159-170
Language:
English
URL:
http://dx.doi.org/10.1016/j.learninstruc.2011.10.002
Author information:
Eckhardt, Andrea G.
Author information:
Lüdtke, Oliver 1973-
Author information:
Baumert, Jürgen 1941-
Author information:
Stanat, Petra 1964-