Prof. José Cañas, Vicepresident of Division 14 IAAP, Applied Cognitive Psychology, has published a book on Ergonomics in Spanish that is available free online at

http://www.ugt.es/saludlaboral/publicaciones/manual_estudio/Ergonomia2011.pdf

It has been sponsored by the Spanish Trade Union known as Unión General de Trabajadores, and the Unit of Cognitive Ergonomics at the University of Granada, Spain.