Adams, L. E. (1913). Helix cantiana Eaten by Thrush. Zenodo.
Cita Chicago (17th ed.)Adams, Lionel E. Helix Cantiana Eaten by Thrush. Zenodo, 1913.
Cita MLA (9th ed.)Adams, Lionel E. Helix Cantiana Eaten by Thrush. Zenodo, 1913.
Atenció: Aquestes cites poden no estar 100% correctes.