International Joint Conference on Artificial Intelligence Vancouver, B.C., Canada, Canadian Society for Computational Studies of Intelligence, American Association for Artificial Intelligence, & Drinan, A. (1981). Proceedings of the Seventh International Joint Conference on Artificial Intelligence: IJCAI-81 24-28 August 1981, University of British Columbia Vancouver, B.C., Canada. [s.n..].
Παραπομπή σε μορφή Chicago (17η εκδ.)International Joint Conference on Artificial Intelligence Vancouver, B.C., Canada, Canadian Society for Computational Studies of Intelligence, American Association for Artificial Intelligence, και Ann Drinan. Proceedings of the Seventh International Joint Conference on Artificial Intelligence: IJCAI-81 24-28 August 1981, University of British Columbia Vancouver, B.C., Canada. [S.l.]: [s.n..], 1981.
Παραπομπή σε μορφή MLA (9th εκδ.)International Joint Conference on Artificial Intelligence Vancouver, B.C., Canada, et al. Proceedings of the Seventh International Joint Conference on Artificial Intelligence: IJCAI-81 24-28 August 1981, University of British Columbia Vancouver, B.C., Canada. [s.n..], 1981.