http://www.loc.gov/mods/v3 http://www.loc.gov/standards/mods/v3/mods-3-2.xsd
Experimentos sencillos sobre ilusiones ópticas
Simple optical illusion experiments with everyday materials. Spanish
Michael A. DiSpezio ; ilustraciones de Frances Zweifel ; [traducción de Joan Carles Guix].
Translation of: Simple optical illusion experiments with everyday materials.