Gifford. Suing the Tobacco and Lead Pigment Industries. University of Michigan Press.
Lua i Stíl Chicago (17ú heag.)Gifford. Suing the Tobacco and Lead Pigment Industries. University of Michigan Press.
Lua MLA (9ú heag.)Gifford. Suing the Tobacco and Lead Pigment Industries. University of Michigan Press.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.