· Proceeding SIGCSE ’06 Proceedings of the 37th SIGCSE technical symposium on Computer science education Pages 270-274 ACM New York, NY, USA ©2006 table of contents ISBN:1-59593-259-3 doi>10.1145/1121341.
· Proceeding SIGCSE ’06 Proceedings of the 37th SIGCSE technical symposium on Computer science education Pages 270-274 ACM New York, NY, USA ©2006 table of contents ISBN:1-59593-259-3 doi>10.1145/1121341.