Collier, J., & Craik, K. A. (2006). An essay on the art of ingeniously tormenting. Oxford University Press.
Lua i Stíl Chicago (17ú heag.)Collier, Jane, agus Katharine A. Craik. An Essay on the Art of Ingeniously Tormenting. Oxford ; New York: Oxford University Press, 2006.
Lua MLA (9ú heag.)Collier, Jane, agus Katharine A. Craik. An Essay on the Art of Ingeniously Tormenting. Oxford University Press, 2006.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.