Cita APA (7a ed.)

Bather, F. A. (1906). The Species of Botryocrinus. Zenodo.

Cita Chicago Style (17a ed.)

Bather, Francis Arthur. The Species of Botryocrinus. Zenodo, 1906.

Cita MLA (9a ed.)

Bather, Francis Arthur. The Species of Botryocrinus. Zenodo, 1906.