IFIP TC 2/WG 2.6 Working Conference on Visual Database Systems Tokyo, Japan, & Kunii, T. (1989). Visual database systems: Proceedings of the IFIP TC 2/WG 2.6 Working Conference on Visual Database Systems, Tokyo, Japan, 3-7 April, 1989. North-Holland ; Sole distributors for the USA and Canada, Elsevier Science Pub..
Παραπομπή σε μορφή Chicago (17η εκδ.)IFIP TC 2/WG 2.6 Working Conference on Visual Database Systems Tokyo, Japan, και Tosiyasu Kunii. Visual Database Systems: Proceedings of the IFIP TC 2/WG 2.6 Working Conference on Visual Database Systems, Tokyo, Japan, 3-7 April, 1989. Amsterdam ; New York : New York, N.Y.: North-Holland ; Sole distributors for the USA and Canada, Elsevier Science Pub., 1989.
Παραπομπή σε μορφή MLA (9th εκδ.)IFIP TC 2/WG 2.6 Working Conference on Visual Database Systems Tokyo, Japan, και Tosiyasu Kunii. Visual Database Systems: Proceedings of the IFIP TC 2/WG 2.6 Working Conference on Visual Database Systems, Tokyo, Japan, 3-7 April, 1989. North-Holland ; Sole distributors for the USA and Canada, Elsevier Science Pub., 1989.