Dyfyniad APA

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.

Dyfyniad Arddull Chicago

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

Dyfyniad MLA

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

Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.