APA-viite (7. p.)
Gilles Gauthier, C. F. Intelligent Tutoring Systems: 5th International Conference, ITS 2000, Montreal, Canada, June 19-23, 2000 Proceedings. Springer.
Chicago-viite (17. p.)
Gilles Gauthier, Claude Frasson. Intelligent Tutoring Systems: 5th International Conference, ITS 2000, Montreal, Canada, June 19-23, 2000 Proceedings. Berlín, Alemania: Springer.
MLA-viite (9. p.)
Gilles Gauthier, Claude Frasson. Intelligent Tutoring Systems: 5th International Conference, ITS 2000, Montreal, Canada, June 19-23, 2000 Proceedings. Springer.
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