International Joint Conference on Artificial Intelligence Sydney, Australia, Mylopoulos, J., & Reiter, R. (1991). IJCAI-91: Proceedings of the Twelfth International Conference on Artificial Intelligence, Darling Harbour, Sydney, Australia 24-30 August 1991. Morgan Kaufmann (Distributor).
Παραπομπή σε μορφή Chicago (17η εκδ.)International Joint Conference on Artificial Intelligence Sydney, Australia, John Mylopoulos, και Ray Reiter. IJCAI-91: Proceedings of the Twelfth International Conference on Artificial Intelligence, Darling Harbour, Sydney, Australia 24-30 August 1991. San Mateo, California: Morgan Kaufmann (Distributor), 1991.
Παραπομπή σε μορφή MLA (9th εκδ.)International Joint Conference on Artificial Intelligence Sydney, Australia, et al. IJCAI-91: Proceedings of the Twelfth International Conference on Artificial Intelligence, Darling Harbour, Sydney, Australia 24-30 August 1991. Morgan Kaufmann (Distributor), 1991.