Pattern Recognition Society. (1968). Pattern Recognition. Pergamon Press.
Lua i Stíl Chicago (17ú heag.)Pattern Recognition Society. Pattern Recognition. Oxford, Inglaterra: Pergamon Press, 1968.
Lua MLA (8ú heag.)Pattern Recognition Society. Pattern Recognition. Pergamon Press, 1968.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.