Edition L’Harmattan-Academia, 2012, ISBN : 978-2-8061-0058-0, 160 pages
Intersystems Publication (the systems inquiry series) Salinas Cal. 1984 - 269 p.
Ed. L'Harmattan, 2001, , ISBN 2-7475-0259-7 , 236 pages.
Grupo Editorial Cenzontle, Mexico D. F., Mexique, 2006, ISBN : 970-9929-02-X , 341 pages
