(2003). The psychology of problem solving. Cambridge, UK: Cambridge University Press.
Trích dẫn kiểu ChicagoThe Psychology of Problem Solving. Cambridge, UK: Cambridge University Press, 2003.
Deismireacht MLAThe Psychology of Problem Solving. Cambridge, UK: Cambridge University Press, 2003.
Rabhadh: D'fhéadfadh nach mbeadh na deismireachtaí seo 100% cruinn i gcónaí.