Cita APA (7a ed.)

Klinger, H., & Kennedy, W. (1990). Metaplacenticeras subtilstriatum (Jimbo, 1894) (Cephalopoda: Ammonoidea) from the St Lucia Formation (Cretaceous), Zululand.

Cita Chicago Style (17a ed.)

Klinger, H., y W. Kennedy. Metaplacenticeras Subtilstriatum (Jimbo, 1894) (Cephalopoda: Ammonoidea) from the St Lucia Formation (Cretaceous), Zululand. 1990.

Cita MLA (9a ed.)

Klinger, H., y W. Kennedy. Metaplacenticeras Subtilstriatum (Jimbo, 1894) (Cephalopoda: Ammonoidea) from the St Lucia Formation (Cretaceous), Zululand. 1990.