Messel, H. e. (1964). Science for high school students by the Scientific Foundation for Physics School Certificate Integrated Science Textbook Group of Authors and Editors under the chairmanship of H. Messel. University of Sydney.
Lua i Stíl Chicago (17ú heag.)Messel, Harry ed. Science for High School Students by the Scientific Foundation for Physics School Certificate Integrated Science Textbook Group of Authors and Editors Under the Chairmanship of H. Messel. [Sydney: University of Sydney, 1964.
Lua MLA (9ú heag.)Messel, Harry ed. Science for High School Students by the Scientific Foundation for Physics School Certificate Integrated Science Textbook Group of Authors and Editors Under the Chairmanship of H. Messel. University of Sydney, 1964.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.