Não informado. (1992). Journal of Educational Multimedia and Hypermedia. Association for the Advancement of Computing in Education.
Citação do estilo Chicago (17ª ed.)Não informado. Journal of Educational Multimedia and Hypermedia. Charlottesville, Va: Association for the Advancement of Computing in Education, 1992.
Citação MLA (8ª ed.)Não informado. Journal of Educational Multimedia and Hypermedia. Association for the Advancement of Computing in Education, 1992.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.