Wilson, G. (1993). Problem solving and decision making. Kogan Page.
Lua i Stíl Chicago (17ú heag.)Wilson, Graham. Problem Solving and Decision Making. London: Kogan Page, 1993.
Lua MLA (8ú heag.)Wilson, Graham. Problem Solving and Decision Making. Kogan Page, 1993.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.