Collection Ingénium - L'Harmattan 2001 ISBN : 2-7475-1970-8 ? 304 pages
Published by the Elmwood Institute, Berbeley, CA 94705. Edited by "Systems Education Research", Olympia, Wa 98502, first édition, winter 1990 104 pages.
Ed. Afcet-Dunod. RIS Vol. 6, n° 4, 1992. pp. 289-461...