Cita APA (7a ed.)

Closs, D. (1967). Orthocone cephalopods from the upper carboniferous of Argentina and Uruguay.

Cita Chicago Style (17a ed.)

Closs, Darcy. Orthocone Cephalopods from the Upper Carboniferous of Argentina and Uruguay. 1967.

Cita MLA (8a ed.)

Closs, Darcy. Orthocone Cephalopods from the Upper Carboniferous of Argentina and Uruguay. 1967.