Lundberg, J. G. (1975). The fossil catfishes of North America. Litho Crafters, Inc.
Lua i Stíl Chicago (17ú heag.)Lundberg, John G. The Fossil Catfishes of North America. Michigan: Litho Crafters, Inc, 1975.
Lua MLA (9ú heag.)Lundberg, John G. The Fossil Catfishes of North America. Litho Crafters, Inc, 1975.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.