Cita APA (7a ed.)

Barker, C. F. (2005). Under Michigan: The Story of Michigan's Rocks and Fossils. Wayne State University Press.

Cita Chicago Style (17a ed.)

Barker, Charles Ferguson. Under Michigan: The Story of Michigan's Rocks and Fossils. Detroit: Wayne State University Press, 2005.

Cita MLA (8a ed.)

Barker, Charles Ferguson. Under Michigan: The Story of Michigan's Rocks and Fossils. Wayne State University Press, 2005.