World Conference on Computers in Education Sydney, N.S.W, IFIP Technical Committee 3, Education, McDougall, A., & Dowling, C. (1990). Computers in education: Proceedings of the IFIP TC 3 Fifth World Conference on Computers in Education, WCCE 90, Sydney, Australia, July 9-13, 1990. North-Holland ; Distributors for the United States and Canada, Elsevier Science Pub. Co..
Παραπομπή σε μορφή Chicago (17η εκδ.)World Conference on Computers in Education Sydney, N.S.W, Education IFIP Technical Committee 3, Anne McDougall, και Carolyn Dowling. Computers in Education: Proceedings of the IFIP TC 3 Fifth World Conference on Computers in Education, WCCE 90, Sydney, Australia, July 9-13, 1990. Amsterdam ; New York : New York: North-Holland ; Distributors for the United States and Canada, Elsevier Science Pub. Co., 1990.
Παραπομπή σε μορφή MLA (9th εκδ.)World Conference on Computers in Education Sydney, N.S.W, et al. Computers in Education: Proceedings of the IFIP TC 3 Fifth World Conference on Computers in Education, WCCE 90, Sydney, Australia, July 9-13, 1990. North-Holland ; Distributors for the United States and Canada, Elsevier Science Pub. Co., 1990.