Bernard Demory

Libro: "Técnicas de Creatividad"

http://books.google.cl/books?id=Zim4xIuugTMC&dq=bernard+demory&printsec=frontcover&source=bl&ots=45ylG6OGM4&sig=tveIw2FeRkmiKIr5BRLJflWfnxY&hl=es&ei=cNTtSfjiFtuMtgf5nsTDDw&sa=X&oi=book_result&ct=result&resnum=2