Computers & Education
Computers & Education > 2008 > 50 > 3 > 640-651
Computers & Education > 2008 > 50 > 4 > 1141-1156
Computers & Education > 2008 > 51 > 1 > 463-473
Computers & Education > 2008 > 51 > 1 > 279-296
Computers & Education > 2008 > 51 > 3 > 1058-1072
Computers & Education > 2008 > 51 > 3 > 1353-1364