Não informado. (1970). Review of Physics in Technology. Institute of Physics.
Lua i Stíl Chicago (17ú heag.)Não informado. Review of Physics in Technology. London: Institute of Physics, 1970.
Lua MLA (8ú heag.)Não informado. Review of Physics in Technology. Institute of Physics, 1970.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.