![](/img/cover-not-exists.png)
SIGCSE
Cassel, Lillian N., Austing, Richard H., Koffman, ElliottVolume:
41
Language:
english
Journal:
ACM SIGCSE Bulletin
DOI:
10.1145/1539024.1508887
Date:
March, 2009
File:
PDF, 361 KB
english, 2009