British Computer Society. Specialist Group on Expert Systems. Technical Conference & Shadbolt, N. (1989). Research and development in expert systems VI: Proceedings of Expert Systems 89, the Ninth Annual Technical Conference of the British Computer Society Specialist Group on Expert Systems, London, 20-22 September 1989. Cambridge University Press on behalf of the British Computer Society.
Παραπομπή σε μορφή Chicago (17η εκδ.)British Computer Society. Specialist Group on Expert Systems. Technical Conference και Nigel Shadbolt. Research and Development in Expert Systems VI: Proceedings of Expert Systems 89, the Ninth Annual Technical Conference of the British Computer Society Specialist Group on Expert Systems, London, 20-22 September 1989. Cambridge [England]: Cambridge University Press on behalf of the British Computer Society, 1989.
Παραπομπή σε μορφή MLA (9th εκδ.)British Computer Society. Specialist Group on Expert Systems. Technical Conference και Nigel Shadbolt. Research and Development in Expert Systems VI: Proceedings of Expert Systems 89, the Ninth Annual Technical Conference of the British Computer Society Specialist Group on Expert Systems, London, 20-22 September 1989. Cambridge University Press on behalf of the British Computer Society, 1989.