Bruggen, A. C. van & Appleton, C. C. (1977). Studies on the ecology and systematics of the terrestrial molluscs of the Lake Sibaya area of Zululand, South Africa. Zoologische Verhandelingen. 154: 1–44.
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Bruggen, A. C. van & Appleton, C. C.
1977
Studies on the ecology and systematics of the terrestrial molluscs of the Lake Sibaya area of Zululand, South Africa.