Cooper, J. E. (1907). Vertigo moulinsiana in Middlesex. Zenodo.
Cita Chicago (17th ed.)Cooper, James E. Vertigo Moulinsiana in Middlesex. Zenodo, 1907.
Cita MLA (9th ed.)Cooper, James E. Vertigo Moulinsiana in Middlesex. Zenodo, 1907.
Atenció: Aquestes cites poden no estar 100% correctes.