Não informado. (1992). Today's chemist at work. American Chemical Society.
Lua i Stíl Chicago (17ú heag.)Não informado. Today's Chemist at Work. Washington: American Chemical Society, 1992.
Lua MLA (8ú heag.)Não informado. Today's Chemist at Work. American Chemical Society, 1992.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.