Phosphorus, Sulfur, and Silicon and the Related Elements. Cambridge University Press.
Lua i Stíl Chicago (17ú heag.)Phosphorus, Sulfur, and Silicon and the Related Elements. Cambridge University Press.
Lua MLA (8ú heag.)Phosphorus, Sulfur, and Silicon and the Related Elements. Cambridge University Press.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.