(1963). Vol. 55, № 12; Industrial and Engineering Chemistry; Product research and development. 1963.
Lua i Stíl Chicago (17ú heag.)Vol. 55, № 12; Industrial and Engineering Chemistry; Product Research and Development. 1963, 1963.
Lua MLA (9ú heag.)Vol. 55, № 12; Industrial and Engineering Chemistry; Product Research and Development. 1963, 1963.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.