(1999). Innovation and technology in computer science: Proceedings of the 4th Annual ACM SIGCSE/SIGCUE conferencce, June 27- July 1,1999 Cracow, Poland. SIGCSE Bulletin vol. 31, No 3 September 1999. ACM.
Παραπομπή σε μορφή Chicago (17η εκδ.)Innovation and Technology in Computer Science: Proceedings of the 4th Annual ACM SIGCSE/SIGCUE Conferencce, June 27- July 1,1999 Cracow, Poland. SIGCSE Bulletin Vol. 31, No 3 September 1999. New York: ACM, 1999.
Παραπομπή σε μορφή MLA (8th εκδ.)Innovation and Technology in Computer Science: Proceedings of the 4th Annual ACM SIGCSE/SIGCUE Conferencce, June 27- July 1,1999 Cracow, Poland. SIGCSE Bulletin Vol. 31, No 3 September 1999. ACM, 1999.
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