Gifford. Suing the Tobacco and Lead Pigment Industries. University of Michigan Press.
Chicago-referens (17:e uppl.)Gifford. Suing the Tobacco and Lead Pigment Industries. University of Michigan Press.
MLA-referens (8:e uppl.)Gifford. Suing the Tobacco and Lead Pigment Industries. University of Michigan Press.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.