Cita APA (7a ed.)

Cobban, W., & Kennedy, W. (1994). Upper Cretaceous ammonites from the Coon Creek Tongue of the Ripley Formation at its type locality in McNairy County, Tennessee.

Cita Chicago Style (17a ed.)

Cobban, W., y W. Kennedy. Upper Cretaceous Ammonites from the Coon Creek Tongue of the Ripley Formation at Its Type Locality in McNairy County, Tennessee. 1994.

Cita MLA (9a ed.)

Cobban, W., y W. Kennedy. Upper Cretaceous Ammonites from the Coon Creek Tongue of the Ripley Formation at Its Type Locality in McNairy County, Tennessee. 1994.