LOWELL, S. Powder Surface Area And Porosity. Chapman & Hall.
Lua i Stíl Chicago (17ú heag.)LOWELL, S. Powder Surface Area And Porosity. Chapman & Hall.
Lua MLA (8ú heag.)LOWELL, S. Powder Surface Area And Porosity. Chapman & Hall.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.