http://www.loc.gov/mods/v3 http://www.loc.gov/standards/mods/v3/mods-3-2.xsd
Critical issues and practices in gifted education
National Association for Gifted Children (Spojené státy americké)
edited by Jonathan A. Plucker & Carolyn M. Callahan
"A service Publication of the National Association for Gifted Children"-- Tit.s.