Geller, M., & Geus, K. "Irrtum": Fallacies in ancient sciences / Mark Geller. Klaus Geus. Productive errors : scientific concepts in Antiquity.(2012).
Lua i Stíl Chicago (17ú heag.)Geller, Mark, agus Klaus Geus. ""Irrtum": Fallacies in Ancient Sciences / Mark Geller. Klaus Geus." Productive Errors : Scientific Concepts in Antiquity.(2012) .
Lua MLA (8ú heag.)Geller, Mark, agus Klaus Geus. ""Irrtum": Fallacies in Ancient Sciences / Mark Geller. Klaus Geus." Productive Errors : Scientific Concepts in Antiquity.(2012), .
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.