Gray John W. & Scedrov Andre. (1989). Categories in computer science and logic: Proceedings of the AMS-IMS-SIAM Joint Summer Research Conference held June 14-20, 1987 with support from the National Science Foundation. American Mathematical Society.
Παραπομπή σε μορφή Chicago (17η εκδ.)Gray John W. και Scedrov Andre. Categories in Computer Science and Logic: Proceedings of the AMS-IMS-SIAM Joint Summer Research Conference Held June 14-20, 1987 with Support from the National Science Foundation. American Mathematical Society, 1989.
Παραπομπή σε μορφή MLA (8th εκδ.)Gray John W. και Scedrov Andre. Categories in Computer Science and Logic: Proceedings of the AMS-IMS-SIAM Joint Summer Research Conference Held June 14-20, 1987 with Support from the National Science Foundation. American Mathematical Society, 1989.