Beck, S. D. (1962). The simplicity of science. Penguin.
Lua i Stíl Chicago (17ú heag.)Beck, Stanley D. The Simplicity of Science. Harmondsworth, Middlesex: Penguin, 1962.
Lua MLA (8ú heag.)Beck, Stanley D. The Simplicity of Science. Penguin, 1962.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.