Herbert, D. G. (2016). Fig. 1 in New narrow-range endemic land snails from the sky islands of northern South Africa (Gastropoda: Streptaxidae and Urocyclidae). Zenodo.
Chicago-Zitierstil (17. Ausg.)Herbert, David G. Fig. 1 in New Narrow-range Endemic Land Snails from the Sky Islands of Northern South Africa (Gastropoda: Streptaxidae and Urocyclidae). Zenodo, 2016.
MLA-Zitierstil (9. Ausg.)Herbert, David G. Fig. 1 in New Narrow-range Endemic Land Snails from the Sky Islands of Northern South Africa (Gastropoda: Streptaxidae and Urocyclidae). Zenodo, 2016.
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