Helus, F. (1983). Radionuclides production. CRC Press.
Lua i Stíl Chicago (17ú heag.)Helus, Frank. Radionuclides Production. Boca Raton, Fla.: CRC Press, 1983.
Lua MLA (8ú heag.)Helus, Frank. Radionuclides Production. CRC Press, 1983.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.