http://books.google.com/books?id=F1SO2nXxhl8C&printsec=frontcover&hl=pt-PT&source=gbs_ge_summary_r&cad=0#v=onepage&q&f=false
http://books.google.com/books?id=JnVKaclMvzUC&lpg=PA118&dq=designerly%20ways%20of%20knowing&hl=pt-PT&pg=PR1#v=onepage&q=designerly%20ways%20of%20knowing&f=false
http://books.google.com/books?id=lvWP3jEW6RAC&lpg=PP1&dq=designerly%20ways%20of%20knowing&hl=pt-PT&pg=PP1#v=onepage&q&f=false
