MacAndrew, R. (2001). A puzzle forlogan. Cambridge University Press.
Lua i Stíl Chicago (17ú heag.)MacAndrew, Richard. A Puzzle Forlogan. Cambridge: Cambridge University Press, 2001.
Lua MLA (9ú heag.)MacAndrew, Richard. A Puzzle Forlogan. Cambridge University Press, 2001.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.